Click for answers.
MARINE ENGINEERING
KNOWLEDGE ORAL Q&A
3573 Question. Hybrid turbocharger / VGT turbocharger
3572 Question. Compressor
performance reduced reason and how to improve and how to test first
stage safety valve
3571 Question. After
dry dock STP starting procedure and types , vaccum system operation
3570 Question. Shell and tube type heat exchanger …types
and expansion arrangements and one tube leak identification
3569 Question. Screw pump construction and timing gear
3568 Question. Horizontal Centrifugal pump shaft alignment
methods. Least count of dial guage and limits.
3567 Question. Cargo discharging
happening... O2 content not going down below 9%. What checks?
3566 Question. Why governor speed is high
3565 Question. Preparation before dry dock, tools to check
3564 Question. Windlass is stuck reasons for that
3563 Question. After liner calibration how to find the wear rate
3562 Question. C/O want to deballast aft peak tank
precaution to take as 2/E
3561 Question. Preparation for Pressure Testing PV Valves
3560 Question. Windlass brake lining how to change
3559 Question. refer system gas return to condenser how was arrangement
3558 Question. Variable displacement motor, how it works and where it is used
3557 Question. Hele-Shaw pump working
3556 Question. Tc overhaul, which tools to use and what checks to carry out on
turbine shaft.
3555 Question. Exhaust valve leaking during manoeuvring, action. How to isolate
unit.
3554 Question. how the propeller overhang is compensated in design
3553 Question. Induction hardening , how it is done , where it is done on ship
3552 Question. How to check performance of centrifugal pp
3551 Question. why do you think that friction pad is fitted on purifier? Why all
other motors don't have friction pad?
3550 Question. why do we galvanize pipe?
3549 Question. what do you understand by short cycling of refrigeration system? In
which conditions it happens?
3548 Question. why we put electrodes in container if not using ?
3547 Question. Principles of Magnetic particle test and ultrasonic test and
difference
3546 Question. Ductile fracture and brittle fracture
differences
3545 Question. How timing controlled in ME engine
3544 Question. Definition of superlong stroke
3543 Question. Brake rendering test
procedure
3542 Question. How you will carry out magnetic particle test?
Limitations of magnetic particle test?
3541 Question. Define Risk Assessment, unit of Risk assessment,
if Risk assessment in red zone, will u carry out task?
3540 Question. Backlash of gear
pump how to measure
3539 Question. Metal
locking, Cast iron welding
3538 Question. Shielded metal
arc welding where used what electrodes
3537 Question. Thermodynamic steam trap. Float type steam trap
3536 Question. Difference between safety valve and relief valve
3535 Question. What heat treatment on crank shaft
3534 Question. PV valve and PV breaker where fitted and why both
required
3533 Question. Scrubber tower explain, How water level
maintained, how gas flows, from where blowers take suction
3533 Question. Flamability diagram, Critical point, purging, why
02% line is inclined.
3532 Question. T/C advancement, Multistage T/c, seq T/c,
difference
3532 Question. Boiler scales, How to remove
3531 Question. Exhaust recirculation, Explain, how it reduce nox,
Secondary means to reduce Nox
3530 Question. One unit of AE Pmax low and other okay, how will
you find that first, what to check & how to rectify
3529 Question AE decarb carried out by shore staff what
all you will check before starting. / how will you start AE after that
3528 Question what instruction you will give to newly
joined fitter for attending heat exchanger overhaul?
3527 Question Explain in which engine (4S/2S) bottom
end bolts subjected to higher stresses and explanation.
3526 Question Why nox is not produced in boiler
3525 Question Conrod checks, why serration
3524 Question Description of the system adopted for Axial Shifting of Camshaft
3523 Question what all the advantages of superlong stroke in 2s engine?
3522 Question12rtflex96C/How many encoder and where
situated? What happen if one encoder fails?/What happen if both encoder
fails?/How many FCM?s
3521 Question. Difference between conventional-VIT/
super-VIT/ draw the vit & super vit / Fuel quality setting in super vit/ Why
use the term "Super"? Was there an "ordinary" VIT earlier,
which has been changed to Super VIT? / What is Super VIT/ Describe the Super VIT Method./ Procedure for adjusting the mechanical,
electronic VIT (Variable Injection Timing) system./ What are safeties provided
with VIT system in Fuel pump to avoid run away of Engine?/ how oblique cut in
the plunger is determining the starting of injection in conventional VIT in
B&W engines
3520 Question. Air in steering gear sys
3519 Question. Liner bore measurement tool calibration
3518 Question. How will you explain as 2E to TME about
greasing of centrifugal pump
3517 Question. Poisson's ratio
3516 Question. arc welding safety
precaution
3515 Question. LH electrodes elaborate
3514 Question. How to check bottom end bearing clearance
without opening in v type engine
3513 Question. How check torque spanner.
3512 Question. Miller cycle in detail
3511 Question. How to change break lining in windlass break.
3510 Question. Expansion tank level coming down reasons
3509 Question. Main engine
sump level increasing reason
3508 Question. Scavenge drain tank level coming up at the
same time main engine, some level goes down what could be the reason
3507 Question. Backlash in gear pump
3506 Question. How to know that exhaust valve leaking.
3504 Question. ordered stern tube
bearing came with larger size what process to do onboard and said can't put on
lathe machine
3503 Question. How to know pipe is cast steel or cast iron.
3502 Question. Asked everyday 1000 lit stern tube lub oil
leaking ur
action
3501 Question. In Ae how are suc & ext vv held in place /Why 2 spring provided
for suc. Ext. Vv and it's significance
3500Question. Characteristics of cyl oil to be used
3499 Question. how pressure in generated in reverse osmosis
3498 Question. Tell about combustion chamber ..where.. like what at top and all
3497 Question Er crane , safety, any test, frequency and how to do it
3496 Question. Ammonia slip
3495 Question. Running in of AE
3494 Question. Construction of sea water pump
3493 Question. Log mean temperature of condenser
3492 Question. How to take Sea water pump performance while engine is running
3491 Question. How to check condition of piston ring after running in test
3490 Question. Type of boiler and parts
3489 Question. What all powers produced in a ship and losses
?
3488 Question. Types of chocks used on ship. Why not metal
chocks , why resin chocks ?
3487 Question. Electronic governor components , function .
Where is limiters fitted . How works?
3486 Question. Droop Characteristics of governor Why it is
required
3485 Question. Exhaust gas boiler and exhaust gas economizer
difference
3484 Question. Hydrogen Fire
3483 Question. What is self perpetuating fire or hydrogen
fire on ships ?
3482 Question. Difference between welding and brazing
3481 Question. Effects on Pcomp, Pmax, Exhaust temp due to
leaky fuel nozzle
3480 Question. Faults that cannot be detected from MPI
3479 Question. Subcooling in refrigeration system
3478 Question. How to assess the performance of TC
3477 Question. Me piston check during overhaul/Pressure
testing of piston /Latest developments in piston rings/ Material of piston and
rings / Tools used for piston check
3476 Question. Position of piston during clearance./ Butt
clearance why and how to check
3475 Question. removing cylinder head hydraulic jack is
leaking how to remove,
3474 Question. compressor performance reduction reason and
how to find out
3473 Question. What cycle used in lng fueled engines
3472 Question. What is otto cycle
3471 Question. Types of compression /What compression used
in air compressors /What type of compression in diesel engines
3470 Question. What is the difference between a
turbocompressor and a positive displacement compressor?
3469 Question. Safeties on crankcase door
3468 Question. Ship is enroute and engine trips due to low
level fuel oil service tank level. what actions to be taken
3467 Question. How egb performance is taken / What is pinch
point
3466 Question. Fuel pump lead and significance
3465 Question. purpose of mud holes in boiler
3464 Question. warming up of boiler
3463 Question. why does boiler have manhole from inside not
outside
3462 Question. why does MC engine have twin tie rod.
3461 Question. purpose of chocks
3460 Question. why does AE have resilient mounting
3459 Question. how is purifier motor connected to shaft. why
purifier motor RPM 3600 only.
3458 Question. why are multistages provided in a compressor.
3457 Question. How do you know Tie rods are running loose
3456 Question. How fuel and exhaust valve timing are varied
in ME Engines/ How fuel injection takes place in FIVA
3455 Question. What is the function of Valve coil drive in
FIVA
3454 Question. Nox reduction techniques only name them
3453 Question. Blr derating.
3452 Question. Exhaust bellow removal and fitting,
3451 Question. Copt alarms and casing high temp reason.
3450 Question. Electro-Hydraulic governors
3449 Question. Anchor dropped but not able
to heave up , checks ?
3448 Question. Generator engine not starting ? Checks ?
3447 Question. MAC not able to fill up the air bottle
3446 Question. Boiler capacity unit
3445 Question. crack on rudder what you will do
3444 Question. propeller blade crack insitu or remove
3443 Question. Boiler is cold and you started it after
dry-Dock. What Checks you will do .
3442 Question. AC PLANT CAPACITY CONTROL.HOW DO YOU ACHEIVE
IT
3441 Question. STERN TUBE LUBRICATION ARRANGEMENT. IF FORCED
LUBRICATION IS PRESENT WHY GRAVITY LUBRICATION
3440 Question. You Found Liner ovality is more but is within
limits what are your actions and will you change OR rerun the engine .
3439 Question. Piston centering and you found The Piston Is
not Centered How to center It back .
3438 Question. What Is Honing. How Do You carry out. What
are the 2 important things you achieve with Honing.
3437 Question. Pairing disk in purifier . How bowl opening
and closing is achieved .
3436 Question. What is Fuel Shaping?
3435 Question. crankpin ovality./ If crankpin ovality
increase what can u do/
3434 Question. Checks on piston and piston ring
3433 Question. Exhaust valve operation in ME-B
3432 Question. main bearing badly worn out, still you need
to run the engine, action
3431 Question. back pressure valve of veg is leaking
3430 Question. swelling and shrinkage
3429 Question. why feed pump is running in framo / One pump
is not working, line pressure is ok, how to check cofferdam oil leakage
3428 Question. last second engineer handover, foundation
bolt getting lose, regular tightening needed, problem ?
permanent solution ?
3427 Question. main
engine performance got down and ce ask you find out reason
3426 Question. Compressor volumetric efficiency how to
check?
3425 Question. Catfines max. Limit how much
3424 Question. Why firing order not in sequence?
3423 Question. Drydock last moment preparations and checks
3422 Question. Tailshaft monitoring what checks carried out
3421 Question. Wet pushup method
3420 Question. Turbocharger cut out procedure/ Turbocharger
static and dynamic balancing/ Turbocharger K values and L,M clearances
3419 Question. What are the different grades of fuel used on
board. What standards. What is FAME in ISO 8217 2017. What are the limits.
3418 Question. Explain the mechanism of LO microbial Degradation
in AE crankcase oil.
3417 Question. What is attemperator of a boiler.
3416 Question. lub additive
3415 Question. What is Hoop stress./Which part of the
ship is subjected to Hoop stress.
3414 Question. What are CSM Requirements.
3413 Question. What is fair curve alignment method. Describe
it. What is influence number.
3412 Question. What all drawing to be prepared before going
to dry dock.
3411 Question. What is heat number
3410 Question. Grades of steel used in ship building.
3409 Question. Reversing (sulzer engine-lost motion)
3408 Question. clover leafing
3407 Question. main engine different lubrications.
3406 Question. Liner wear calculation
3405 Question. How will u secure Overhead crane before
sailing out
3404 Question. Ship is at sea, out of 2 intermediate bearing
One is running hot, what actions?
3403 Question. ME lube oil filter opened for cleaning n
metal particles found, what actions?
3402 Question. Flashback arrestor flame arrestor
3401 Question. annealing normalizing induction hardening and
where used on board .
3400 Question. if white smoke from boiler exhaust reason.
3399 Question. boiler is back firing reasons
3398 Question. main engine exhaust temp high during
maneuvering action.
3397 Question. checks on ae con rod bolts.
3396 Question. What is lube oil made up of?
3395 Question. What to add in high sulphur lube oil?
3394 Question. What is torque rich condition
3393 Question. What is killed steel??
3392 Question. Boiler survey time interval??
3391 Question. Safety valve checks ?
3390 Question. Cross head guide shoe
3389 Question. Cross head strip
3388 Question. Vane steering gear sealing arrangement
3387 Question. Propeller damage, fit new one, steps?
3386 Question. Liner wear one unit, reason?
3385 Question. anchor bolt and function
3384 Question. hydraulic deck machinery components.
3383 Question. Boiler corrosion
3382 Question. hydrazine and alkalinity.
3381 Question. propeller embedding.
3380 Question. how to stop leakage of oil from stern tube.
3379 Question. Hydrogen embrittlement.
3378 Question. Shell expansion plan
3377 Question. paint scheme. types of paints.
3376 Question. Chain tightness how you come to know chain is
loose.
3375 Question. Cylinder head and liner which rubber in
between.. properties
3374 Question. How to test MAC relief valves.
3373 Question. How cut in / cut off refer comp works.
Mechanism of LP cut out.
3372 Question. Type of pumps in er,
3371 Question. What are sealing provided between cylinder head
and liner , and material
3370 Question. cam profile nomenclature with different types
of cam and use in main engine.
3369 Question. double sheathed high pressure pipe internal
leakage, how to identify? where the leakage oil go?
3368 Question. Embeddability of bearing
3367 Question. hysteresis in pneumatic valve
3366 Question. auxiliary air blower suction in main engine
3365 Question. cascade tank internal mounting,
3364 Question. exhaust valve drop down test
3363 Question. How to repair funnel flap during load line
survey
3362 Question. lt cooler backwash, where the backwashed
water go?
3361 Question. knocking in main engine , reasons?
3360 Question. Floc point
3359 Question. Anchor chain checks/ Anchor checks
3358 Question. Boiler- type of furnace, refractory repair,
type of refractory
3357 Question. ALCAP
3356 Question. What precaution would you take while welding
Cast Iron? What type of Electrode is used?
3355 Question. Cylinder bore cooling
3354 Question. Recommendation by man for engine operating on
ULsfo.
3353 Question. Boiler working pr.
3352 Question. What to check on the sea trail on the engine.
And how to increase load on engine during sea trial.
3351 Question. Storm valve spindle broken, action to
actuate.
3350 Question. Omd alarm, how to verify
it's true alarm.
3349 Question. sandbox near sea chest, use and why we do it.
curing agent for cement/ cement box in sea chest
3348 Question. Beta ratio.
3347 Question. Bdn vs fuel oil analysis report discrepancy,
actions as 2/e
3346 Question. Balanced and unbalanced rudder
3345 Question. Super heat vs sensible heat
3344 Question. Engine after rough weather, what key points
will u inspect as 2/e/ After rough weather what you will check in engine room /
what checks to do on Holding Down bolts
3343 Question. Provision given in engine to reduce Nox
3342 Question. Why we use vaccum condenser.
3341 Question. Hydraulic pipe checks after welding from
shore
3340 Question. Fame in fuel oil
3339 Question. Dpt principal
3338 Question. Lubrication, stribeck curve
3337 Question. What is a turbocharger clogging ? What are the reasons and how to
remove
3336 Question. where is shroud fitted in turbocharger
3335 Question Tests on steel specimen for hull fabrication
3334 Question. Delta tuning
3333 Question. Piston stuck while removing, what will you do
as 2E
3332 Question. What is ductile to brittle fracture
transition? At What temp. it occurs?
3331 Question. What is 3G and 4G welding?
3330 Question. NDT tests. Which
one we use on taper of tail shaft?
3329 Question. How to change
rudder pintle bush? And complete rudder removal process.
3328 Question. if engine running
on low load for a long period
3327 Question. DB pressure test.
Reference line from why we are taking 2.45m height.
3326 Question. Explain Acoustic
detection method ?
3325 Question. Stresses on
Crankshaft?
3324 Question. What is the main
component which is creating stress on Crankshaft?
3323 Question. Feed valve
regulations?
3322 Question. yesterday fuel
consumption was ok. Today sfoc increased what was the reason.
3321 Question. Gangway load test
procedure.
3320 Question. What's the name of
tube in which the viscosity is measured .
3319 Question. Best position to
take bot end bearing clearance
3318 Question. Main engine fuel
pump leaking how will u come to know? What actions?
3317 Question. Underpiston
inspection
3316 Question. Fuel pump cut out
3315 Question. Exht valve cutout
3314 Question. Turbocharger
clearances and how to take
3313 Question. Corrosion in
boiler how to prevent
3312 Question. Fuel pump timing
how to adjust in detail
3311 Question. What are different
types of bearings in both ME and MCC? Do we need to carry out bedding and if
yes, How?
3310Question. What is stress
corrosion?
3309 Question. What is creep
3308 Question.
What is relation between creep and elasticity?
3307 Question. What is the
composition of babbit ?
3306 Question. What are rudder
clearance specific to dry dock?
3305 Question. As 2e, in drydock, If you inspected sea water valve and found
that seat is damaged. How will you repair or renew without heating it.
3304 Question. What are the pre
treatment and post treatment in reverse osmosis.
3303 Question. What are the tests
in boiler water , why they are done and values
3302 Question. Detail question
about alkalinity!
3301 Question. why performance is
taken?
3300 Question. Sfoc
3299 Question. Hot/cold corrosion
3298 Question. Polishing, Clover
leafing
3297 Question. If Power imbalance ..actions?
3296 Question. unit piston ring breakage...indications?
3295 Question. Liner defects n
how they r caused?
3294 Question. conditions for
liner renewal & how u do it?
3293 Question. high cat fine fuel
effects ?
3292 Question. Purifier bowl
height significance? Operation
3291 Question. Bearing used in AE
3290 Question. Anchor calibration
3289 Question. If piston is
wrongly installed n is misaligned with liner ..indications n actions?
3288 Question. EGB fire
indication/ Actions
3287 Question. Hunting gear
3286 Question. Pumps used in
steering gear system and working
3285 Question. Purpose of vent
valve on boiler
3284 Question. Shrinkage and
swelling in boiler
3283 Question. Cut in and cut out
of refrigeration compressor
3282 Question. ME and AE LO
difference
3281 Question. Gas welding
precautions.
3280 Question. Use of flashback
arrestor and where fitted
3279 Question. How are bottles
stored?
3278 Question. Types of welding
rods
3277 Question. Cast Iron welding.
which rod?
3276 Question. Pressure of fuel
injection in ME engine .
3275 Question. Axial vibrations .
By how much crank webs will deflect . How will you come to know deflection.
What is value of axial vibration.
3274 Question. Main purpose of
carrying out Main engine performance,( told power imbalance )
3273 Question. difference in main
engine and dg governor ( not listening to the usual answers )
3272 Question. Over speed trip of
Copt ( actual, not simulation )
3271 Question. Axial piston -
reverse rotation locking mechanism
3270 Question. What will happen
if imbalance in engine .
3269 Question. how to check fuel
injection timings
3268 Question. maximum liner wear
limit
3267 Question. draw 3ports,
2positions,solenoid operated and spring return valve
3266 Question. beta filter
3265 Question. how FQS to be done
3264 Question. why piston has
skirt.
3263 Question. what is valve
hysteresis.
3262 Question. bearing defects
3261 Question. Why ME engine
called as intelligent engine
3260 Question. What is FIVA and
it’s function
3259 Question. How does exhaust
valve actuation and closing takes place.
3258 Question. Types of
lubrication in main engine bearings
3257 Question. What is caustic
embrittlement
3256 Question. How tubes are
fitted and types of boiler tubes./ How to
remove tube for renewal/ Boiler tube leak rectification
3255 Question. What is the
consequences of increased wear of cross head shoes and guide.
3254 Question. How do you do
power balancing of main engine.
3253 Question. How do you repair
cracked gear pump casing (cast iron). Complete procedure from crack identification
to repair
3252 Question. How to do cast
iron welding on board
3251 Question. Types of welding
electrodes available on-board
3250 Question. As 2E how do you
prepare boiler for survey in next port
3249 Question. Boiler corrosion ,
treatment ?
3248 Question. Why air comp vv
are concentric ?
3247 Question. Deep honed liner ?
3246 Question. SG fail safe ?
3245 Question. TG cutout ?
3244 Question. New innovations in
TC?
3243 Question. Issues with VLSFO
?
3242 Question. How will you
manage with high cat fines oil?
3241 Question. On-board major
repair ? Why change liner ? What all precautions ? Why wear how much etc ?
3240 Question. Anchor cable
ranging ?
3239 Question. Synthetic
lubricants ? What all additives added ? Why ?
3238 Question. Penetration no ?
3237 Question. Sfoc calculation
as a 2nd eng. For last voyage, lcv definition and relationship with sfoc and
lcv correction
3236 Question. Purifier was
running steady, suddenly rpm dropped, reasons
3235Question. Breather pipe, in
what all machineries in engine room, why in compressor
3234 Question. Me not starting in
astern, why. Staring air arrangement,
specially how pilot air travels to starting air valve.
3233 Question. Viscotherm
principle and construction
3232 Question. Mcc engine
upgradations over mc engine, detailed.
3231 Question. FUEL PUMP COMPLETE
OVERHAUL WHAT CHECKS YOU WILL CARRY OUT AS 2E
3230 Question. VIT RACK
ADJUSTMENT
3229 Question. FUEL RACK
ADJUSTMENT
3228 Question. VIT AND SUPER VIT/
WHY VIT IS THERE / WHAT IS THERE IN ME ENIGNE
3227 Question. MOISTURE CARRY
OVER IN REEFER HOW YOU WILL NO
3226 Question. FLOODING IN ENIGNE
ROOM JE CALL YOU IN CABIN ACTION
3225 Question. WELD DEFECTS HOW
WILL YOU CHECK ONBOARD
3224 Question. Why 3 element
control for JCW regulator on main engine?
3223 Question. Complete procedure
for main engine exhaust valve overhaul? How do you know if exhaust valve is
rotating in ME engjne?
3222 Question. What is concentric
valve on main air compressor? How to overhaul?
3221 Question. Main engine main
bearing bottom shell removal procedure?
3220 Question. The temperature of
vegetable room reached -3degree celcius. Reasons
3219 Question. Safematic system?
Why it's not called standby system?
3218 Question. Counterbalancing
valve ? Where used ?
3217 Question. Ae not turning on
air reasons?
3216 Question. Ae lube oil
consumption increased reasons?
3215 Question. Boiler safeties,
3214 Question. type of safety
valves
3213 Question. What type of Aux
eng you doing ,how to overhaul main bearing and checks.
3212 Question. How you will
remove valve seat
3211 Question. why bore polishing
is happening and what is there to avoid polishing?
3210 Question. liner crack
indications
3209 Question. M/E reversing
command given one unit does not reversed
..what are reason ?
3208 Question. what is VTG how it's working and changing
aspect ratio?
3207 Question. Advantages of ME
engine over conventional engine. Sulphur content in fuel these days.
3206 Question. Steering gear
regulations for tankers.
3205 Question. Main engine turbocharger
lubrication type on your main engine(I explained the whole system to him) then
he asked about header tank why it is given in the system?
3204 Question. Explain Fiva,
elfi, elva. Explain working of Fiva.
3203 Question. Purpose of
scrubber and types of scrubber.
3202 Question. different types of
FWG. Then asked to explain working of reverse osmosis type FWG. How much can
that type produce.
3201 Question. what is schedule
of boiler tubes.
3200 Question. Cat fines and limits
3199 Question. Boiler back fire
and reasons
3198 Question. How to open water
drum after depressurising boiler
3197 Question. Propeller dry and
wet push up method. How to know of if it is pushed up correctly
3196 Question. Economiser fire
and reasons
3195 Question. VTI and advantages
and working
3194 Question. A/E not stopping
after off load and reasons.
3193 Question. Oil charging in
refer system without the pump
3192 Question. Crank case relief
doors regulations
3191 Question. A60 bulkhead
3190 Question. If there is dent
on shell how to identify and inform DD
3189 Question. Acc of boiler, why
needed
3188 Question. Safe working test
of ER crane
3187 Question. Crank pin ovality
check
3186 Question. Super long stroke
meaning.
3185 Question. Critical
rpm/barred range. Effects of critical rpm on performance of engine.
3184 Question. Arrangements of
reducing vibration on ME.
3183 Question. Application of ISM
for engine room.
3182 Question. 3E has taken
deflection of AE, what and how will you analyse and if values are high what
will you conclude and check.
3181 Question. How will you
balance main engine.
3180 Question. How will you keep
thrust bearing ready for inspection for surveyor.
3179 Question. Checks on ME
exhaust vv after overhaul.
3178 Question. Arrangement of
turbine side blades.
3177 Question. Exhaust gas Temper
high.
3176 Question. Propeller curve? Draw the diagram ? what are the things we get from
propeller curve ? Significance of propeller curve margin
3175 Question. Vec and reversing
of engine.
3174 Question. Hunting gear
mechanism.
3173 Question. Boiler expansion
of shell
3172 Question. Location of second
order moment .
3171 Question. Quick closing
valve operation
3170 Question. FWG production
low, what you check
3169 Question. Checks on ER crane
3168 Question. manual starting of
compressor
3167 Question. broken tie rod,
how to detect and how to remove.
3166 Question. As 2/E you are in
charge of lub oil, how will you manage and maintain.?
3165 Question. define sfoc unit
and formula
3164 Question. How will you come to know about broken
tie rod when main engine is not running
3163 Question. Function of rotocap
and working in a/e
3162 Question. Function of inlet and outlet spring
in a/e cylinder head, which part prevent
the valves from
falling down
3161 Question. your actions
when boiler water
chloride level goes up
3160 Question. TBN significance.
3159 Question. How to alter fuel
timing in ME engines.
3158 Question. Lo specification
in Ae.
3157 Question. What is minimum
value of butt clearance.
3156 Question. Under slung and
over slung brg.
3155 Question. How to know
purifier attained rated rpm.
3154 Question. Double acting
screw pump.
3153 Question. Specification of
auto backwash filter and working.
3152 Question. Piston stuck in
liner. How take out.
3151 Question. Starting ac system
what to check.
3150 Question. Purifier high
density fuel which gravity disc to use and how to know size of disk
3149 Question. Paring disc.
3148 Question. Alternate fuel
marine engines.
3147 Question. Iron carbide
diagram.draw. What u understand.
Eutectoid point . What is on left and on right of that.
3146 Question. What are
limiters
3145 Question. Electronic
governors.
3144 Question. How you Set
overload limit.
3143 Question. Crankcase relief door
regulation as per solas.
3142 Question. Astern kick.
3141 Question. What is quick back
mechanism .
3140 Question. CNC machine . How
is working. Where is mostly used.
3139 Question. Difference between
lathe machine and boring machine.
3138 Question. Tc matching .how
done.
3137 Question. Why centrifugal
pump need priming .
3136 Question. Heleshaw pump /
How you adjust stroke of piston. What all parts moving .What is stationary.
Flow of oil
3135 Question. Boiler tube
leaking how will you identify which tube leaking .
3134 Question. Why u require tie
bolts. If one loose how will you know. What all
maintenance in tie bolts.
3133 Question. parts of rotocap
and it's working?
3132 Question. different types of
chokes in ME n AE,?
3131 Question. Governor droop,
definition, working?
3130 Question. Turbocharger
blower side construction, name each part and function?
3129 Question. Vibration, and
types?
3128 Question. redundancy in
steering gear
3127 Question. steering gear
Alarms
3126 Question. what is ur action in case of ER
flooding?
3125 Question. what r ur action in case of
scavenge fire?
3124 Question. governor hunting
reason?
3123 Question. how will cut off
the fuel of particular unit?
3122 Question. Aux engine blow
past? What is symptoms in engine?
3121 Question. In refrigeration
system oil is there how will u remove that oil.
3120 Question. ur taking liner calibration before taking
liner calibration what are checks carried out on liner calibration instruments?
3119 Question. how will calibrate
the piston crown?
3118 Question. ballast pump
losing suction while deballasting.
3117 Question. centrifugal pump
gland leaking action
3116 Question. steering gear
checks before departure
3115 Question. non flow alarm in
lubricator .
3114 Question. types of card and
there uses
3113 Question. scavenge fire why
and actions
3112 Question. compressor
starting in manual
3111 Question. boiler safeties
and trips and how you try out trips
3110 Question. Scuffing and
clover leafing
3109 Question. Tell me how the
inert gas system works
3107 Question. Generator engine
after overhaul reducing in sump lube oil...
3106 Question. main air
compressor manual starting
3105 Question. Air compressor
safeties
3104 Question. What are all main
engine starting interlock
3103 Question. Chain drive what
all intermediate wheel
3102 Question. Tie rod purpose
3101 Question. Why no tie rods in
ae
3100 Question. Me jacket water
inlet valve type
3099 Question. Bilge Pump type
3098 Question. Piston type bilge
pump what arrangement to take discharge fluctuations
3097 Question. Crosshead
lubrication
3096 Question. why different
suction pressure in accommodation ac and refer when gas is same
3095 Question. Camshaft and
crankcase ratio
3094 Question. Heating system in
framo for deck
3093 Question. aux eng small end
bearing removal
3092 Question. Critical rpm?
3091 Question. purifier brake why
given?
3090 Question. Main Air
Compressor lubrication system and what type of pump?
3089 Question. Gs pump and fire
pump interlock.
3088 Question. what is fail safe?
3087 Question. What type of Bolts
are pretensioned?
3086 Question. what is teu and
feu
3085 Question. major things to
check in dry dock
3084 Question. ndt test done on a
welding joint
3083 Question. what is CSM and
what u checked under this
3082 Question. Types of welding
3081 Question. Different types of
ndt and dt test and explain each procedure
3080 Question. During drydock
tailshaft removal procedure
3079 Question. What checks
carried out on tail shaft
3078 Question. How does fuel injection takes place in me
engines? what is there to maintain pressure all time?
3077 Question. Specialty of crosshead pin
3076 Question. Tell me how you will replace boiler tube?
What is procedure of welding for replacing
tube?
What is Hydrostatic testing of boiler
3075 Question. What is phosphate reserve? What if more? How
you do scum blow down?
3074 Question. if there is oil in hotwell? Reasons? Procedure
to remove it?
3073 Question. Tell me the all parts in purifier, What is
function of gravity disc? How is your bowl getting closed and opened,? What are
arrangements there
3072 Question. composition of me lub oil for 2 stroke engine
?
3071 Question. type of bed plates ? Features of bedplate ?
How it is fabricated whether it is casted
partially coated ? Draw the diagram how bedplate are connected to tank
top ?
3070 Question. what are the things to be recorded after
safety valve of economiser is overhauled ?
3069 Question. how will you monitor performance of main
engine
3068 Question. types of alkalinity test ? /why we do so much
of test ? what are the test carried out onboard ?
3067 Question. why we carry out hydrazine test ?
3066 Question. piston overhaul and inspections carried out
after removing piston. hydraulic pressure testing how? why? how much time???
clearances taken in piston ring??? CPR and POP ring difference and purpose???
3065 Question. Stuffing box function and how sealing is taken
place and how will come to know stuffing box leaking ??
3064 Question. stern tube of your ship? explain? sealing
arrangement? oil used in stern tube sealing???
3063 Question. Why liner is free at one end
3062 Question. Temperatures across
liner length
3061 Question. Expansion allowance for boiler
3060 Question. Difference between semi built and fully built
crankshaft.
3059 Question. Working of double acting screw pump.
3058 Question. Chloride level increasing in boiler sources
and effect.
3057 Question. 1st stage air
compressor relief valve lifting reasons
3056 Question. Why minimum butt clearance required in piston
rings
3055 Question. STUFFING BOX LAMELLAE butt clearance reduced.
What will u do.
3054 Question. ballast water Treatment plant working
3053 Question. why 2 safety valve and
single outlet from boiler to both,
3052 Question. what are the type of brakes used in lifeboat
davit winch.
3051 Question. sampling procedure for bunker line and what is
the speciality of the sampling flange.
3050 Question. Overhauling of boiler circulating pump.
3049 Question. Sfoc how to calculate?
3048 Question. Mc and mcc difference??
3047 Question. Compressors taking time to
fill air bottle?
3046 Question. Why two springs in ae Rocker arm??
3045 Question. Rotocap working??
3044 Question. Big end brg bearing clearance generator value last ship and how to take ?
3043 Question. Boiler water test why and which all??
3042 Question. Top bracing why given??
3041 Question. Fqs
3040 Question. ignition delay / factors affecting ignition
delay
3039 Question. vit
adjustment for pmax / injection advanced effects
3038 Question. Air starting valves parts
3037 Question. What are all the forces acting on crank pin,
3036 Question. Fuel v/v construction for MC engines,
3035 Question. Sac volume , significance, latest development
3034 Question. What is valve loss in compressor
3033 Question. Is there a orifice in FWG , where it is
placed, whats it's purpose
3032 Question. How will you come to know while sailing
whether rudder stock is twisted
3031 Question. How will you take deflection
3030 Question. How will you repair windlass brake drum not
brake liner
3029 Question. How will prepare a taper pin of a knuckle
joint on board
3028 Question. Types of Steel used onboard ship
3027 Question. stokes law
3026 Question. Different Grades of steel and their
applications
3025 Question. Shear strake made of which grade of steel
3024 Question. Heat no
3023 Question. Anchor chain how to weight and how the link is
connected and how to measures length of the chain.?
3022 Question. Types of Antifouling paints. thickness how to
measure? type of painting in drydock ?
3021 Question. Draw psychometric chart and show all markings
on paper.
3020 Question. Fire and GS pump survey. Explain points to
check.
3019 Question. As 2e checks before leaving dry dock
3018 Question. How will you find out which unit in AE is
having blow past with generator running during rounds.
3017 Question. Crevice corrosion
3016 Question. Dry docking critical period
3015 Question. Radial piston pump construction and diagram to draw.
3014 Question. Impediments to lubrication in liner
3013 Question. What are constituents of Lub oil?
3012 Question. Brinelling true and false.
3011 Question. Condition of ship when entering dry dock.
3010Question. What all needs to be done prior entering drydock.
3009 Question. Types of steels used in construction of ships
3008 Question. Difference between soldering and brazing.
3007 Question. How rocker arm pedestal is lubricated.
3006 Question. Pickling of hydraulic pipes.
3005 Question. Certificate of class and what is the significance.
3004 Question. M/e A/e starting air overlapping reason?
3003 Question. M/e chock failure reasons?
3002 Question. Cyl oil for high S fuel & low S fuel,
3001 Question. Boiler refractory type? Furnace type? Refractory material & how
done?
3000 Question. Crankcase door types. How its works. Solas requirement as per no. Of
cyl & vol.
2999 Question. Which one to increase stroke / bore & why?
2998 Question. Maintenance on axial vibration damper & how its works?
2997 Question. Cylinder lubrication details for 2 S engine?
2996 Question. Clearances of piston ring how to take
2995 Question. After Heavy weather what all checks when ship
reached to port
2994 Question. Blunt punch mark how will u repair
2993 Question. What is single failure criteria? what is 50% & 100%% redundancy Of
steering gear?
2992 Question. What is microbiological degradation
of lub oil? what r changes in in
lub oil properties? what r precautions
to be taken to avoid degradation?
2991 Question. What is equipment no.?
2990 Question. what r the checks u will Carry out at aft of the bottom of
the ship?
2989 Question. what is the material of propeller?
2988 Question. what r repairs r u do if u found storm valve seat is damage after
dismantle?
2987 Question. How will u test the high water level, low water level, flame failure
alarm in boiler?
2986 Question. what r the checks u will carry out after dismantled boiler safety
valve.?
2985 Question. what is thickness of antifouling paint?
2984 Question. what is sox to co2 ratio in scrubber?
2983 Question. How to check piston is in centre line of the liner ?
2982 Question. At what position cylinder Lubrication taking place ?
2981 Question. Safety vv setting ? 3% of design or working pressure ?At what
pressure second safety vv set ?
2980 Question. How gudegeon pin is Lubrication done in main air compressor ?
2979 Question. What is there to avoid reverse
rotation of stand by steering gear pump which is not running ?
2978 Question. Pump wear ring worn down but no spare available what action required??
2977 Question. Pump shaft bend and no spare available what action to be done?
2976 Question. Rudder pintle repair in dd which is corroded and has small hole.
2975 Question. Parametric rolling
2974 Question. Drydock plans to carry
2973 Question. Paint scheme in Drydock
2972 Question. Anchor chain ranging
2971 Question. Propeller mounting, dryb and wet fit
2970 Question. Alpha lubrication backup arrangements
2969 Question. Light spring diagram for scavenge choke blocked
2968 Question. PV diagram for engine with VIT and without VIT
2967 Question. Load testing of deck crane and engine room crane
2966 Question. High lift and improved high lift safety valve, blowdown ring
2965 Question. Tc in engines adv and dis adv of both
2964 Question. Piston ring broken indication reasons for breakage
2963 Question. Egb uptake fire indications
2962 Question. Puncture valve function and how operated and location
2961 Question. Type of Welding rod on board
2960 Question. Fwg vacuum not coming reason
2959 Question. Compressor efficiency to check in front of surveyor
2958 Question. Regulation for capacity of air bottles
2957 Question. How to check trueness of shaft
2956 Question. Thrust block location and how to check clearance
2955 Question. Main S/W line heavy
leak, actions taken as second engineer?
2954 Question. How many powers are displayed on ME nameplate. It's significance.
2953 Question. One unit exhaust temp high reason AE.
2952 Question. Hard deposits on water side in boiler.
2951 Question. In refer system one room temp is not coming up. Reasons.
2950 Question. Explain what is fatigue and which item is under fatigue.
2949 Question. What preparation do u make for welding two separate thickness
plates?
2948 Question. Transverse vibration arrangement, Type of method to reduce
2947 Question. No of top bracing
2946 Question. Critical speed
2945 Question. How to remove vanadium from fuel
2944 Question. Purpose of booster pump
2943 Question. Refer compressor cut in cut off how
2942 Question. Refer Short cycling why
2941 Question. How to remove tie rod
2940 Question. High density fuel oil received, what changes to be done on board, how
to decide gravity disc
2939 Question. Type of fuel injection,
2938 Question. How will increase power of engine..will you increase stroke
or bore
2937 Question. Cast steel / cast iron difference
2936 Question. What is the property of stainless
steel which material imparts it this property of rust proof.
2935 Question. If fuel injection
timing advanced then what will happen to Pmax,Power, and Exh Temp ?
2934 Question. Why we don’t opt
for this advanced timing if we get more power ?
2933 Question. What are liner
wears and where maximum?
2932 Question. Con rod ovality,
how to check and how much is the limit ?
2931 Question. What is FQS, its
range and how will you adjust it manually
2930 Question. Main Engine lube
oil system normal pressure ,
2929 Question. How MAC cylinder
lubrication happening and how will you increase the same ?
2928 Question. MLC of Centrifugal
Pump
2927 Question. Cavitation of
centrifugal pump
2926 Question. NPSH, factors
involved and how will you find it ?
2925 Question. Diff bw tie rod of
mc and mcc
2924 Question. Diff bw tie rod
and stud
2923 Question. Types of governor
2922 Question. Where anti
polishing ring provided
2921 Question. V-groove welding
technique
2920 Question.
aux engine crankpin bearing Damage.. How to rectify
2919 Question. me cyl liner calibration values
2918 Question. aux engine fuel
injector jam.. How To remove
2917 Question. Detailed overhaul and inspection report of purifiers..
2916 Question. Oil in boiler
2915 Question. Top bracing type
maintenance n daily checks
2914 Question. FWG TYPES N
Maintenance
2913 Question. Have u done
drydocking, what all things you will check, why need for drydocking, under
which convention says needs drydocking,
2912 Question. what you will
check in propeller, what all maintenance done
2911 Question. wat all checks
done in sea chest
2910 Question. air compressor
safeties dn bursting disc if burst out n have no spare what youll do where it
is fitted actually y it vil burst
2909 Question. chain drive
tightening n replacing
2908 Question. Ae turbocharger
what maintenance u carry out.
2907 Question. Refer rooms temp
how it is maintained
2906 Question. What all checks
will you carry out on a Connecting Rod and bottom end bearing of 4S Engine ?
2905 Question. How to know if the
connecting rod is bent ?
2904 Question. Dismantling
procedure of a butterfly valve.
2903 Question. Globe valve
lapping was being carried out... Too much lapping done. Now it is not seating
at all. You need to fix it. Can't replace with a new seat as it is an integral
part of the casting. Don't have a new valve. Don't have time to send to
workshop. What to do ??? Wants to hear the tool name.
2902 Question. Nozzle ring of a turbocharger. What all checks ???
2901 Question. Main Air
compressor concentric valve... How to dismantle ? Which is the most important
part ? What checks on it ? How to know how much can be lapped ?
2900 Question. Dry dock necessary
tools
2899 Question. Cross head survey
2898 Question. Boiler blow down
2897 Question. Checks on piston
crown
2896 Question. Liner lacquering
2895 Question. Changes in ME for
low sulphur oil
2894 Question. What is superlong
stroke
2893 Question. How type of
sacvenging
2892 Question. How to isolate pump while running
2891 Question. How to test omd
2890 Question. How to test
reliefe valve
2889 Question. If exhaust valve
is not rotating what is your action as a 2nd eng
2888 Question. Fresh water gen
having high salinity reasons
2887 Question. Principal of
educator
2886 Question. Priming and
foaming in boiler
2885 Question. You to do cms on
Mac . How you know your comp is efficiencnt
2884 Question. 1st stage relife
valve lifting reason
2883 Question. Difference between
mc and mcc
2882 Question. Difference between
cylinder lubrication in rta and mc
2881 Question. Checks on rudder
in dry dock
2880 Question. After fitting
seals in dry dock how u will check integrity.
2879 Question. How u will weld a plate to the hull shell after u have come
to know that thickness of the shell has gone down, u have to explain the work
to the workshop personnel.
2878 Question. Explain tailshaft
monitoring system. Why do we carry out monitoring.
2877 Question. Turbocharger
damage, what u will do to reach next port
How will you run engine in case
of turbocharger failure ?
2876 Question. Why we carry out
accumulation of pressure test.
2875 Question. Type of
turbocharging in me and ae./ Difference between the 2 with advantages and
disadvantages.
2874 Question. How u will
calculate sfoc and it's importance.
2873 Question. Tappet clearance
importance and what will happen if wrongly set tappet.
2872 Question. What all
clearances we check on rudder.
2871 Question. Where exactly u
take jumping clearance, importance of jumping clearance.
2870 Question. Vibration in me,
your actions.
2869 Question. How u will come to
know that your propeller blade is damaged.
2868 Question. Fresh water
generator output low, reasons.
2867 Question. What are the
reasons for low vacuum in fresh water generator.
2866 Question. How u will carry
out turbocharger cleaning, explain procedure, grit washing
2865 Question. What is zero
setting of fuel pump.
2864 Question. What action will
you take if you find generator vtg is fluctuating how to rectify
2863 Question. If out of 2 one
T/c failed how to operate engine
How will you run engine in case
of turbocharger failure ?
2862 Question. if only 1 T/c in
engine and it failed then ur
Action.
2861 Question. Sulzer RTa engine
and RtFlex engine diff them diff In RTFlex and ME engine
2860 Question. Sulzer RtFlex
common rail full operations
2859 Question. Fuel injector
stuck action
2858 Question. Cylinder liner
crack reason indication and replacement procedure.
2857 Question. ER crane load test
procedure safe working load how to test.
2856 Question. Air starting in Sulzer
2855 Question. Cross head lubrication
2854 Question. Function of spilt pin
2853 Question. Hot gas de frosting
2852 Question. Synthetic lubricant
2851 Question. Variable displacement pump
2850 Question. FQS why needed how to change setting
2849 Question. Cat fines, sodium vanadium, max
allowed limit what happens if more
2848 Question. Fuel oil sp. Gravity changed from 0.95 to
0.98 , what effect it will have on peak pressure .
2847 Question. Bore of your engine 960 mm what
was max allowed wear? How to check
2846 Question. Clover leafing
2845 Question. How much daily consumption of
lube oil in generator? What if it increasing
2844 Question. Cavitation on centrifugal pumps
and how will you know about it
2843 Question. How
does engine know that if it is running in ahead or astern direction?
2842 Question. What
is FQS?
2841 Question. if
you receive a bunker with sp. gravity 0.98 but previous was 0.95. Your actions
as a 2/E?
2840 Question. 4/E
comes to you and says that aux eng is not stopping. Your actions as 2/E?
2839 Question. Aux
engine cyl cover lid removed and found exhaust gas leak. What could be the
reasons?
2838 Question. Value
of P and T alkalinity. Why we check alkalinity?
2837 Question. Chloride
level increased. What could be the reasons ( you don’t have seawater medium in
condenser)?
2836 Question. Oil
visible in observation tank. Reasons and rectification?
2835 Question. Properties
of Pearlitic Grey Cast Iron which makes it suitable for use in cylinder liner?
2834 Question. Boiler
water carried out on board . What if ph increases to 12...
2833 Question. What
happens if thin cylinder head gasket is used in air compressor than normal used
gasket
2832 Question. Drawings
to keep ready for dry dock preparations.
2831 Question.
Scavenge space fire after extinguishing what checks you will carry out.
2830 Question. ME
turbocharger after cleaning filter while sailing you found manometer
differential value is zero. Reason.
2829 Question.
Correct procedure to take LO sample for ME.
2828 Question. ER
aft bilge well full of water, you
started ows after permission from CE,
after running for some time u noticed water level is not going down what can be
the reason
2827 Question. Which
filter have less micron FO or LO. And why? What is mesh size?
2826 Question. How
to remove piston for decarb.
2825 Question.
Practical method to know the fuel pump timing
2824 Question.
Losing around a ton of expansion tank water daily. No leakage visible.
Not even from liner.. what will you check.
2823 Question.
Exhaust gas leakage from rocker arm area, what might be the coz.
2822 Question. You
have inlet n exh valve no marking on it... How will you distinguish between the
two..
2821 Question. Two
fuels with different specific gravity 0.98 n 0.92... Rest all same what will be
the difference In sfoc.
2820 Question.
Boiler contaminated with oil... What will be your action
2819 Question. How
are Torsional vibrations caused in M/E.
2818 Question. How
is stuffing box fitted
2817 Question. Can
we use cyl oil in crankcase if not why
2816 Question. What
is the minimum flash point of fuel which can be used onboard/ if flash point of
fuel is 50 how will you handle
How
to deal with a distillate fuel when it has a Low Flashpoint?
2815 Question.
Onboard ship which places v have counter balance valve
2814 Question. How
will you detect leak in boiler tubes
2813 Question.
Engines you have worked on ? Upgrades on MC-C from MC engines? Why MC-C
compact ? Tie rods difference in both?
2812 Question.
Upgrades in crosshead bearing in MC-C ? How has it upgraded from MC
engines
2811 Question.
Lubrication of ME turbocharger ? If mounted pumps how are they placed
inside and can we keep them dry for long period of ME stoppage ?
2810Question.
Boiler water tests carried out onboard ? P alkalinity and T alkalinity
values maintained onboard ? What if they
increase ?
2809 Question.
Salinity high in FWG ? Reasons ?
2808 Question.
Properties of the refrigerant used onboard ? Why we are mixing it with
the LO reasons ?
2807 Question. ME
not starting in astern direction ?
2806 Question. What
is cold corrosion and how are you avoiding it while running ME and at stoppage
?
2805 Question. What
all difference in mc n mcc engine
2804 Question. Types
of turbo charger
2803 Question. Why
pulse type in auxiliary engine
2802 Question. maker
n type of generator governor
2801 Question. Why
refer & ac compressor has different suction pressure
2800 Question.
Properties of cyl lub oil
2799 Question. parts
of centrifugal pumps
2798 Question.
Difference in brass n bronze
2797 Question.
Reason for turbo charger surge
2796 Question.
boiler gauge glass blow down n it's safeties
2795 Question. Draw the cam profile of exhaust valve
2794 Question. Lubricating oil path in generator
2793 Question. After decarb procedure to start up and take
it on load, running in period
2792 Question. Sw pp sealing is done with gland packing, and
leaking in mid sea , immediate action and repairs to be done
2791 Question. Light spring diagram purpose
2790 Question. Types of diagrams for power calculation
2789 Question. Lube oil line in main engine/Where is filter
fitted and reason
2788 Question. Filter mesh size for fuel oil and lube oil
filters
2787 Question. One unit exhaust temp is low what all reasons
and cross questions
2786 Question. What alarms are suppressed during starting of
main engine
2785 Question. Reason to take refrigerant in crankcase in
reefer system
2784 Question. Type of engine Reversing By how much degree
roller is shifted
2783 Question. Variable displacement pump
2782 Question. How slippers get lubricated in radial piston
pump
2781 Question. AE not turning even after sufficient air
pressure
2780 Question. P alkalinity M alkalinity what is it
2779 Question. FWG cleaning
2778 Question. AE piston removal
2777 Question. Oil in hot well identify source
2776 Question. How salinometer works
2775 Question. What causes Chloride in boiler
2774 Question. How will u remove liner which is stuck
2773 Question. What will you check in Tc before opening up
2772 Question. How to tight belt in purifier
2771 Question. What is use of water transducer in purifier? function
2770 Question. Cavitation
2769 Question. Npsh what decides NPSH
2768 Question. How to test boiler low water level trip / Way
is the high pressure leg of the transmitter connected to the water side and the
low-pressure leg connected to the steam side?
2767 Question. If retard timing of fuel pump what will be
effects on exhaust temp, pmax, power.
2766 Question. Max. Wear limit for liner
2765 Question. Fuel pump installed with new liner and
plunger. What will be effects on engine parameters
2764 Question. Veg room and meat room how temp maintained,
2763 Question. In bottom end bearing observed no clearance
at all. What could be reason?
2762 Question. Draw 3 port 2 position spring return pilot
operated direction control valve
2761 Question. Variable displacement pump. Why used.
2760 Question. How to improve sfoc
2759 Question. One unit exh. Temp going up, why?
2758 Question. All units exh going up, why?
2757 Question. What’s function of skirt on piston
2756 Question. How to remove sleeve of in/exh v/vs of 4S
engine?
2755 Question. How to remove v/v seat?...hw if want to reuse
it?
2754 Question. NDT, types & where to use?
2753 Question. What are the impact of oval Con-rod (max
permissible limit )
2752 Question. How you will check ovality
2751 Question. Fuel timing advance affect on peak pressure,
power and exhaust?
2750 Question. What is ridges on liner?
2749 Question. Tail shaft survey
2748 Question. What are the check u will do ship moving from
wet basin to dry dock ?
2747 Question. Stuffing box overhauling in place ? Assuming
all safety are taken
2746 Question. what will u do it ur lamella ring or brass ring are wear out
what thing u will do and u don’t have spare onboard ?
2745 Question. Air compressor bumping clearance Check and
reason for Adjusting bumping clearance how u will adjust? And what will happen
if it increase ?
2744 Question. Standby air compressor air leaking from
solenoid valve reason?
2743 Question. how performance taken on ship.(draw card,
power card, compression and light spring )
All explain.
2742 Question. how main bearing is removed
2741 Question. How will you stuffing box is working fine in
running engine?
2740 Question. a welding is done, what test u do ..list ndt
and destructive test also.
2739 Question. how tensile test is done.
2738 Question. What engine you had, ME-C/So tell me how
lubrication takes place ?
2737 Question. how useful this Me C engine proved compared
to other engines.
2736 Question. Stroke bore ratio.
2735 Question. what kind of crane you had in er, how to test
its capacity.
2734 Question. why do need to go to drydock, what intervals?
2733 Question. what you understand by manoeuvring?
2732 Question. interlocks to start main engine
2731 Question. boiler normal working pressure, why chemical
test required and what all test done.
2730 Question. Type of cylinder lubrication system on your
ship, how alpha lubrication system works.
2729 Question. How the turbine blades are fixed in T/C ?
2728 Question. Jacket water controller type and working,
What do you call the difference in desired and set point in PID controller,
2727 Question. Excess Vibration of Purifier, Reason
2726 Question. What all checks on any spring you will
carryout
2725 Question. Thin shell bearing material and advantages.
2724 Question. Crosshead bearing continuously failing,
reason?
2723 Question. In 6 cylinder engine if the crankshaft slip
between unit 4 & 5, action?
2722 Question. What is back-up ring and its purpose?
2721 Question. Purging of cofferdam in framo pump
purpose, procedure, relief valve setting
2720 Question. Main bearing white metal wiping has
occured...how it will look like.
2719 Question. LO contamination with FW in ME sump tank. How
will the oil look like...Actions.
2718 Question. Decider was LO tests on board...
2717 Question. Crosshead lubrication
2716 Question. Axial thrust in M/E and A/E.
2715 Question. Steering gear pump , hunting arrangement
2714 Question. refrigeration system moisture indication
& remedies.
2713 Question. Stern tube integrity
test in running condition
2712 Question. Reciprocating pump
2711 Question. Tell me about gas injection engine. Codes
related to this. Safety guidelines related to gas fuel.
2710 Question. Tell me as 2E you want to carry out the
performance of the boiler. How will you get to know that your boiler is working
efficiently?
2709 Question. Turbocharger damaged. Action as 2e?
2708 Question. Construction of turbocharger compressor side.
2707 Question. Difference between MCR and NCR, what is the
significance of NCR and why we prefer to run engine in NCR only
2706 Question. Reasons for exhaust temp of all units
rising..as a second engineer what actions u will take.
2705 Question. Piston removal procedure for generator engine
2704 Question. Significance of PCR
2703 Question. Honning of liner.. it's purposes
2702 Question. Moisture in refer system.. indications.. why
becoz of moisture tev choke..why it is choked there... procedure to remove moisture from system.
2701 Question. Types of bedplates, names and construction.
2700Question. Piston ring types and material.
2699 Question. what is antipolishing ring
2698 Question. what is brinelling how caused?
2697 Question. What are materials used on ship
2696 Question. what is the purest form of iron
2695 Question. what’s eutectic point
2694 Question. What is shear strake and material
2693 Question. Accumulation test, capacity of boiler, what
are types of safety valves.
2692 Question. RT Flex 96C, general information.
2691 Question. How reversing takes place in RT flex.
2690 Question. Principle of Crank angle sensor.
2689 Question. You received bunker of higher specific
gravity than before, changes that can happen to ME parameters.
2688 Question. Operational difference when we use thinner
gasket than normal on main compressor cylinder head.
2687 Question. One tube leaking in boiler, what will you do.
2686 Question. What is Lantern ring.
2685 Question. Purpose of piston skirt.
2684 Question. AE crankpin ovality limit, ME liner wear
limits.
2683 Question. FWG evaporator cleaning, how you will know
cleaning was efficient.
2682 Question. How will you decide which size of gravity
disc should be used? 85 mm size gravity disc is needed but you have only 90mm
and 80mm what will you do?
2681 Question. Types of sewage treatment plants on cargo and
passenger ships.
2680 Question. What aerobic and anaerobic bacteria? All test
carried out on sewage every single thing.
2679 Question. Type of engine did and what are the
advantages of me engine.
2678 Question. Explain in detail what is the function of
WECS, how injection happen, how exhaust valve working, What is the advantages
of electronically controlled exhaust valve, how much opening pressure, how much injection pressure.
2677 Question. What type of fuel pump used in Rt flex
engine.
2676 Question. Draw power card and explain the formula.
2675 Question. Starting air valve working. How air is comes
in to starting air valve
2674 Question. Holding down bolt tightness check procedure.
2673 Question. Fwg vacuum is not creating reason.
2672 Question. Main bearing survey. Explain bridge Gauge.
How to take measurements.
2671 Question. Fuel injector testing. What to do if opening
pressure is less. Fuel injector stuck how to remove
2670 Question. Bearing defects. Function of bore relief and
nip. Microbial degradation how to identify. What is brinelling?
2669 Question. Surface crack detection methods.
2668 Question. Difference bet ME c and ME b
2667 Question. What is ELVA, ELFI AND FIVA and difference
between them
2666 Question. How fuel injection and exhaust valve
actuation takes place
2665 Question. What are the advantages of this engine
2664 Question. What are the properties of cylinder lube oil
2663 Question. What are the values of TBN for different oil
2662 Question. Why different TBN used
2661 Question. What percentage of sulphur in fuel now a days
2660 Question. Which places? When came into force ?
2659 Question. What is vit ? Why required
2658 Question. What is nox technical file ?
2657 Question. What is DCS started by imo recently
2656 Question. Normalising annealing what is the difference
which components these process are done
2655 Question. L.o shore analysis report what all u check
2654 Question. What is star crack in bearing?
2653 Question. Bumping clearance / Thickness of lead ball
2652 Question. Aux engine Lube oil pr dropping slowly
reasons
2651 Question. Conventional generator main bearing removal
procedure
2650 Question. Main engine bottom removal procedure
2649 Question. What is provision in aux engine main bearing
which prevent it from turning
2648 Question. Difference
between MCR & NCR
2647 Question. Fuel
consumption going high... Reason
2646 Question. Causes for
increase in SFOC?
2645 Question. Black smoke
from generator reason
2644 Question. Chisel
getting blunt how to rectify it.
2643 Question. Pressure
testing of DB ballast tanks
2642 Question. Checks on
welding
2641 Question. Ultrasonic Testing.
2640 Question. Sump oil
water ingress... Actions
2639 Question. Jacket got
stuck in liner... Action
2638 Question. What are the
indications for a M/E Liner crack?
2637 Question. As a
watchkeeping engineer, what would you do when C/E says to prepare for boiler
survey in next port? How will you conduct the boiler survey. Explain in
sequence?
2636 Question. Received
bunkers with high catalytic fines. What changes you will do in the E/R when
using them? What problems can occur? How to run purifier as clarifier?
2635 Question. What are the
indications for presence of moisture in the domestic refrigeration system? How
will you rectify it?
2634 Question. As a 2/E,
what maintenance you will carry out on lifeboat davit for its proper operation?
2633 Question. Boiler water
test procedure complete, reasons ,values?/ Different boiler water tests and its
purpose / Why boiler water tests onboard ?
2632 Question. How FIVA
works. How Exhaust valve works in me.
2631 Question. Type of
Turbo charging, which was on u r ship and why?
2630 Question. How to check
that stern tube sealing is proper in drydock.
2629 Question. During
rounds checks on tie rods
2628 Question. CSM,
Purpose, COC.?
2627 Question. How to fix
an insert on ship side hull dent, how will you select plate thickness, grades
of steel.
2626 Question. Accumulation
of pressure test, why done.
2625 Question. What is
slippage of crankshaft, how to check, effect on engine?
2624 Question. How are you
reducing NOx ?
2623 Question. Boiler one
plate corroded how will you prepare it
2622 Question. Composition
of wrought iron ?
2621 Question. Type of
pumps used for steering onboard , heleshaw or swash plate pump which one do you
think is better option ?
2620 Question. Setting of
economiser safety valve and why is it more than boiler safety valve the setting
?
2619 Question. ER flooded
reported by junior engineer your action ?
2618 Question. Fuel oil as
per which ISO std are we using currently?
2617 Question. Specification
of fuel and ignition delay?
2616 Question. What is
pickling?
2615 Question. What is COC
by class ?
2614 Question. The shank of
the anchor is bent your action? What treatment can be done ?
2613 Question. Iron carbon
phase diagram explain ?
2612 Question. Purpose of
camshaft
2611 Question. Bunker line
pressure testing procedure.
2610 Question. Hypermist
system working, testing, manual operation in detail.
2609 Question. Over head
crane checks.
2608 Question. Preparation
for unit decarb, what Safety procedures you will follow
2607 Question. Full form of
sulzer RTA..
2606 Question. Why jack
bolts/at what angle
2605 Question. MAN BW
REVERSING complete with function of interlocks and explain fully running
direction interlock
2604 Question. BRINELLING
2603 Question. Creep
2602 Question. Power train
explain full with efficiencies
2601 Question. Limiters on
main engine
2600 Question. What tests
you do on main engine in whole span of ship
2599 Question. Stoke’s
law/Boyle’s law
2598 Question. Connecting
rod bolt design? Draw? Type of thread? Material?
2597 Question. What is an
influence number?
2596 Question. What is
fatigue and what all components in engine subjected to. Which component in
engine is most susceptible to fatigue failure.
2595 Question. Reefer
system is suspected to have air. How will you confirm this?
2594 Question. What are
different NDT Tests. Where Radiograph test is done.
2593 Question. How will you
set new differential pressure switch on AC
2592 Question. Boiler
damaged tube replacement procedure.
2591 Question. How many
cylinder head bolts on Main engine out of that one studs found loosen during
removal of cylinder head your actions during mounting cylinder head?
2590 Question. Onboard ways
to find out the fault on welded jobs.
2589 Question. How to
adjust fuel injection timing?
2588 Question. cylinder
head from main engine, what do if all nut is loosened but one stuck nut
2587 Question. Drydock in
how many years ? What all checks carried out in drydock ?
2586 Question. Ship side
plate is dented due to collision above waterline, what will your actions as
second engineer ?
2585 Question. Fuel
received has more catalytic fines, what are your actions and what will you
check?
2584 Question. Sparks from
the funnel, what are your actions as second engineer ?
2583 Question. Refer system
has moisture in it, Indications and how to remove moisture from the system ?
2582 Question. In ae piston
how to discard after measurements.
2581 Question. Air comp
performance fall down reason
2580 Question. How would
you know by just seeing the fuel pump that engine has reversed
2579 Question. boiler
cascade tank found oil how to remove.
2578 Question. heat
treatment methods.
2577 Question. Gudgeon pin
made of what heat treatment .
2576 Question. Indicator
cards, light spring diagram how to select spring
2575 Question. Piston ring
breakage what things affects in indicator diagram
2574 Question. Sealing arrangement of main engine shaft at flywheel end?
2573 Question. Nox &
Sox reduction procedures
2572 Question. New Sulphur requirements, can
you use 3.5% sulphur, how, details
2571 Question. Boiler water
quality, tests
2569 Question. FWG principle,
problem troubleshooting,
2568 Question. Dry-dock
purpose & details,
2567 Question. Propeller drop
2566 Question. Pump
overhaul carried out on your ship, explanation, checks
2565 Question. Turbocharger
lubrication details, types of lubrication for turbocharger, purpose of gravity
tank on turbocharger etc.
2564 Question. Why wasted
stud in Man while jacking bolt in sulzer?
2563 Question. Hydraulic
locking of piston rings?
2562 Question. Why most of
the high pressure pipe flanges square shaped?
2561 Question. How
overspeed trip of turbine works?
2560 Question. What is
single double and triple offset butterfly valves?
2559 Question. For how much
angle you can correct the cam slips
2558 Question. Requirement
of manoeuvring system for direct reversal of rotational of propeller
2557 Question. What is
undercritical running?
2556 Question. ME ENGINE
tie rod / What precautions will take before tightening tie rod
2555 Question. Thick and
thin shell bearing difference/Layers on thin shell bearing
2554 Question. What is
creep
2553 Question. ME and AE
bearing clearances
2552 Question. Connecting
rod inspection
2551 Question. Bolts when
and why do we replace it
2550 Question. Stern tube
bearing clearance Where to take, where old readings recorded
2549 Question. Tc matching
2548 Question. Tc surging
2547 Question. Types of
turbo charger
2546 Question. Tc water
washing and dry washing
2545 Question. One unit
high temperature
2544 Question. Air cooler
chocked how will you com e to know he wants to hear abt the air cooler
differential pressure
2543 Question. Me
performance / Explain all cards
2542 Question. Lube oil
properties. Specifications of MECC. Additives in LO.
2541 Question. Diff bw AE
ME crankcase oil and specifications. Functions of AECC compared to MECC.
2540 Question. Boiler
safety valve setting
2539 Question. Burner turn
down ratio. List values of turn down ratio for diff burners
2538 Question. ME top
bracings. Hydraulic Accumulators.
2537 Question. Natural freq
and critical Speed
2536 Question. Guide force
moments. Explain guide force.
2535 Question. 1st and 2nd
order moments
2534 Question. Types of
vibrations
2533 Question. Nodes and
antinodes
2532 Question. Boiler will
expand in which all directions. Which direction will boiler NOT expand.
Arrangements for allowing expansion.
2531 Question. How is
Refrigeration system veg room temp maintain +5? Explain working of back
pressure valve. How it will operate.
2530 Question. Why STROKE
BORE RATIO
2529 Question. Scavenging
all types
2528 Question. How will u
know sealing rings of stuffing box are gone
2527 Question. Turbocharger
surging/Graph of surging why happens/What u do
2526 Question. Tc blades
distorted what actions
2525 Question. Types of
bearings
2524 Question. Crosshead
clearance
2523 Question. Boiler gauge
glass u find oil Ur
action
2522 Question. Compressor
Relief valve how to test
2521 Question. Air cooler
tube leaking how to know which one
2520 Question. New type
piston rings
2519 Question. PROBLEMS IN
STEERING gear system
2518 Question. types of
lining used in stern tube of ship
2517 Question. What is
nitriding?
2516 Question. What checks
you'll carry out on crank pin of AE engine?
2515 Question. In a
refrigeration system one room is getting warmer. What checks will you do? What
will you check in TEV?
2514 Question. During
overhaul of cylinder head of main engine after tightening you notice that one
stud is lose. What will you do.
2513 Question. Tests on AE
lube oil and on cooling water system
2512 Question. Flash point
of fuel received is 50 degrees what actions will you take as a second engineer.
2511 Question. Engine not
starting on air reasons, what all faults can happen in starting air
distributor, all interlocks on starting air system
2510 Question. What is mean
piston speed, value for different engines, why speed limitation, effects on Nox
production
2509 Question. Draw power
card with and without vit, effect of Vit on power card
2508 Question. How main
bearing caps are secured in rta, why jack bolts are angled and at what angle,
effect on engine size, why we are using jack bolts
2507 Question. How to
repair cracked bulkhead
2506 Question. Dry
dock different plans, how surface prepared for painting, paint scheme , how
surface roughness checked, blasting standards, what type of paint for deck,
boot top, underwater area used, what is alkyd paint
2505 Question. Anchor stock
bend how to repair, heat treatment used
2504 Question. Boiler water
testing why done, p alkalinity procedure
2503 Question. Case
hardening meaning, why done, types
2502 Question. Fatigue explain. Where in engine u ll find
con rod bolt fatigue what ll be ur
action
2501 Question. cyl head stud
loose your action/Main engine cylinder head stud is loose how will you tighten
2500 Question. ndt methods
2499 Question. Welding defects
2498 Question. Oil in boiler
gauge glass your action
2497 Question. How do you
find from where oil is coming
2496 Question. air in ref how
do u come to know ur
action
2495 Question. How to test
water tightness of hatch cover.
2494 Question. New bunker
received with different density, what all changes in engine room.
2493 Question. Reasons for
frosting line before expansion valve. Reasons for suction line of compressor
icing.
2492 Question. Boiler water
tests, if chloride increased to 500ppm what you will do.
2491 Question. Compressor
valve overhaul and how to check valve is okay.
2490 Question. Engine
performance.
2489 Question. Power
calculation
2488 Question. Trust pad clearance
2487 Question. Reverse
osmosis
2486 Question. Volumetric
efficiency of compressor
2485 Question. Significance
of foundation bolts and if foundation bolts are not there what will happen
2484 Question. Why
centrifugal pump need priming it can not handle air but centrifugal compressor
can reason
2483 Question. One unit of
ae exhaust temp low
2482 Question. Cylinder oil
properties and viscosity of cylinder oil
2481 Question. One ref room
temp not coming down
2480 Question. Air
compressor safeties
2479 Question. Types of
lubrication.
2478 Question. Type of
turbocharger and its lubrication system and from where oil comes for
lubrication.
2477 Question. Thrust
bearing.
2476 Question. What is
compression ratio of your engine ? How much in manual given ?
2475 Question. How to check
pump and motor alignment, with values
2474 Question. E/r loadline
survey, checks on tailshaft
2473 Question. V-belt
checks for usage
2472 Question. Fwg high
salinity reasons
2471 Question. What you
mean by compact, explain every part which changed.
2470 Question. Refer oil
charging, lub oil properties of ref, what you mean by miscible?
2469 Question. Mac
efficiency low, reason, bumping clearance.
2468 Question. Liner
calibration
2467 Question. How to put
insert in bulkhead.
2466 Question. your liner
ovality increases and stuck. tell reasons and how you will remove or adjust the
stuck liner and can you use that same liner with increased ovality. what effect
in your engine
2465 Question. Pintle
clearance how to take
2464 Question. Tie bolts
pretension done why
2463 Question. Difference
between ae n me chocks
2462 Question. Why Shear
pin is there in gear pump which is fitted on alpha laval purifier in outlet of clean oil
2461 Question. What makes the ref comp to cut in after cut off in auto mode?
2460 Question. why odd
number of pistons in swash pp
2459 Question. Type of
steering gear in ur
ship
2458 Question. Smoke
observed from a/e crankcase vent...reasons
2457 Question. Jcw pp
discharge pr fluctuations...reasons
2456 Question. How to
calculate sfoc
2455 Question. How to make
sure your engine is nox compliment and if there was secondary reduction means
2454 Question. What is
speed droop?
2453 Question. Type of
lubrications in engine and where which lubrication present
2452 Question. Backpressure
valve working and location How a Refrigeration back pressure valve Works?
2451 Question.
Refrigeration oil charging procedure
2450 Question. How to check
the performance of main engine
2449 Question. Light spring
diagram why ?
2448 Question. How to take
compression pressure on generator
2447 Question. Indications
for exhaust valves rotating in main engine ?
2446 Question. Exhaust
valve knocking reason
2445 Question. Cylinder
head cracking indications
2444 Question. Holding down
bolts tightening procedure?
2443 Question. What is
bridge Gauge
2442 Question. Stern tube
How is the oil going to the seals cooled.
2441 Question. Can we do
inerting in a cargo tank carrying NH3?
2440 Question. How is LPG
mix carried?
2439 Question.
Refrigeration charging process.
2438 Question. AE decarb.
Procedure for grinding. Inspection of valve
2437 Question. Sfoc
2436 Question. Liner wear
rate, max allowable limit
2435 Question. AE conrod
ovality measurement
2434 Question. AE one unit
fuel pump plunger and barrel renewed. What will be the effect?
2433 Question. FQS and how
it is adjusted
2432 Question. Cavitation
2431 Question. Boiler
leaking tube detection
2430 Question. Refer veg
room temp not coming down, reasons
2429 Question. Oil in hotwell, how will u know its from heater there are
many heaters in engine room?
2428 Question. Ows heating
why?
2427 Question. Draw H&Q
of centrifugal pump
2426 Question. Viscosity
controller why, if not work?
2425 Question. Place where
the thrust bearing place in AE.
2424 Question. During
inspection crank pin found worn out what is ur action .
2423 Question. Advantages
of 4 stroke in place of 2 stroke
2422 Question. Cylinder
liners wear rate formula n how to calculate
2421 Question. Why exhaust
boiler on ship,
2420 Question. Shell & tube heat exchanger thermal expansion arrangement
2419 Question. Shell &
tube heat exchanger end cover inspection, what all u will see
2418 Question. Motor and pump flange alignment
2417 Question. How to
ensure that overboard valve is holding or not.
2416 Question. ME
Advantages
2415 Question. FIVA Working
2414 Question. Difference
between M.E. – M.C. engines.
2413 Question. Sealing air
N spring air
2412 Question. Piston
checks how to check butt axial radial
2411 Question. Crank pin
bearing survey
2410 Question. Crank pin
oval what to do
2409 Question. Rudder drop
n propeller drop how to take
2408 Question. Generator crankcase inspection
2407 Question. Reasons for acidic contamination of oil
2406 Question. Why exhaust valve overhaul is increased.
2405 Question. Methods to check engine performance.
2404 Question. Main bearing clearance
2403 Question. Gen big end bearing clearance
2402 Question. Draw the draw card and power card
2401 Question. Main engine compression pressure low reasons
2400 Question. what is norm cl ppm in boiler...... If it
goes 1500 ppm what is the reason.
2399 Question. You joined as 2E reported uptake fire
occurring frequently .why?
2398 Question. Refer oil carry over reason
2397 Question. boiler refractory breaking frequently
2396 Question. Boiler refractory types
2395 Question. Overboard valve is leaking exactly at bend on
ship side .action
2394 Question. Modification in crankcase oil after low
sulphur adopted.
2393 Question. Turbocharger how bearing is cooling.
2392 Question. Lube oil analysis report received for all
machineries your action.
2391 Question. Different types of refractory used in boiler
2390 Question. what is vit ..and different ways to change vit
...fqs setting
2389 Question. Stokes formula
2388 Question. types of bedplate
2387 Question. piston ring material and composition. Liner
material.
2386 Question. Turbocharger nozzle ring and impeller material
2385 Question. you find a liner is cracked while inspection
how will u remove .what will u do if not coming out
2384 Question. Which type of bilge pump u had ...in piston
type bilge pump how will u overhaul
2383 Question. hull painting ...what is the instrument to
measure paint thickness ...
2382 Question. What is latest paint used
2381 Question. How are the paint applied.
2380 Question. What type of rudder you had on ship ...
rudder pitle bearing clearance where it is taken ..what are different clearance
take on rudder ....what is the value of jumping clearance
2379 Question. Types of governor / What all the limiters in
governor
2378 Question. types of welding
2377 Question. Where is explosion welding and friction
welding used
2376 Question. Annealing? Where in ER? where in engine
components?
2375 Question. Boiler accumulation test why?
2374 Question. Purifier desludge sequence? Suppose u are
second eng and new 4/E join the vessel, SHOW how to manual desludge
2373 Question. Air compressor safety devices.
2372 Question. 10mm & 16mm plate welding preparation?
Draw?
2371 Question. Boiler water test
2370 Question. Turn down ratio
2369 Question. Fwg no vacuum
2368 Question. Pump clearance
2367 Question. Piston checks
2366 Question. Liner crack
2365 Question. Bearing Clearances
2364 Question. Rt flex common rail pr. How to vent
2363 Question. Tribo pack
2362 Question. Dry dock checks on rudder and clearances.
2361 Question. Cast iron welding and precautions?
2360 Question. Boiler survey?
2359 Question. Stern tube water leaking in engine room what
to do?
2358 Question. Main engine trouble how will to act if you
cannot stop engine
2357 Question. Compressors valves plates why so many?
2356 Question. Significance of compression ratio? Max
compression ratio of which engine onboard? Reason for high comp ratio?
2355 Question. Deaeration tank in boiler? Why deaeration
needed? How deaeration is done?
2354 Question. Purpose of phosphate addition? Level of
phosphate in boiler water?
2353 Question. Dispersion property of LO, how it is
achieved, why needed? Additive name?
2352 Question. Muff coupling? Where used?
2351 Question. OMD alarm? Course of action?
2350 Question. Screw pump used where and why? Single screw
pump working? Material?
2349 Question. Stellite coating? Name the process?/ How we
put stellite coating on the surface
2348 Question. Cat fines .how they enter fuel. Fractional
distillation. In details
2347 Question. Cementite
2346 Question. Disadvantages of aluminium piston in 4 stroke
engine. Lubrication system for 4 stroke.
2345 Question. How boiler tubes are bell mouthed. Tools
used. How the tool looks. How to use the tool precautions during bell mouthing.
2344 Question. Defects of gear pumps.
2343 Question. scav fire has occurred all faults rectified.
Procedure and precautions for putting engine into operation.
2342 Question. Precautions taken during taking tappet
clearance
2341 Question. Advantages of Alcap purifiers .
2340 Question. what do u mean by consequence in risk
assessment. wants to hear some particular word.
2339 Question. Various surveys carried out by classification
societies. Intervals of surveys .name all the surveys.
2338 Question. Type of steering gear .? Which kind of pump
.? How is direction controlled.? How is volume of oil controlled .?
2337 Question. Difference between emergency steering and
main steering gear ? Working of emergency steering.?
2336 Question. What is the first thing you will do during
taking out liner .? If you miss you will damage everything
2335 Question. Properties of oil used in steering gear? Why
high viscosity index?
2334 Question. Junior engineer tells you the boiler gauge
glass water is not showing . Action as second engineer.?
2333 Question. how will u come to know the water if there
even or not.?
2332 Question. What is statutory certificate.?
2331 Question. Which certificate will tell you about the
class to which ship is classified?
2330 Question. Refrigerant in the refer system going down
fast? Causes? How u will check. What will be indications?
2329 Question. what will be your action if one of the bilges
is rising .
2328 Question. Destructive tests .? Types .
2327 Question. How to remove
piston of 4s
2326 Question. What is fqs
2325 Question. Effect of reduce in density of fuel oil.
2324 Question. You have
overhauled a a/e fuel pump and changed the plunger barrel what changed will you
notice on the unit?
2323 Question. What is max limit
for ovality and its effect?
2322 Question. Effect of leaky exhaust valve on exhaust temp and why?
2321 Question. Follow up and non
follow up steering gear explain working.
2320 Question. How to operate
emergency steering gear ?
2319 Question. M/E engine
reversing.
2318 Question. Starting air
distributor draw and explain
2316 Question. Boiler water test
2315 Question. Liner fault
2314 Question. Liner removal and
running in
2313 Question. Alpha lube
complete, HMI purpose
2312 Question. Cetane numbers.
2311 Question. Axial vibration and damper
2310 Question. Economiser faults and actions
2309 Question. Me performance
2308 Question. Draw card, power
card, power calculation
2307 Question. Engine power calculated from the torsion meter?
2306 Question. Engine efficiency how to calculate
2305 Question. How to maintain good Performance
2304 Question. What is significance of mean piston speed, advantages and
disadvantages.
2303 Question. Double evaporation boiler
2302 Question. Auto tensioning system on winches in tankers.
2301 Question. Types of vibration in main engine and dampers and de-tuners.
2300 Question.
What is creep and where does it occur in main engine.
2299 Question.
De-rating of boiler and why it's done.
2298 Question.
CPR and advancements in it.
2297 Question.
What is polishing of liner and why it happens.
2296 Question.
Main engine exhaust valve checks and grinding method. Draw cross section of
seat mounted on grinding machine.
2295 Question.
Propeller fitting methods, what is SKF coupling, draw pilgrim nut method and
what type of thread is there? Explain different types of threads.
2294
Question. Explain refrigeration cycle with
diagram..
2293
Question. Draw tev..
2292 Question.
What is superheat..
2291 Question.
Why frosting on suction side of compressor..
2290 Question.
Draw surge line and explain
2289 Question.
Explain thick shell bearing.. Give exact composition.
2288 Question.
DIFF B/W THICK SHELL AND THIN SHELL BEARING.
2287 Question.
What is bedding..
2286 Question. 4
stroke conrod draw and composition.
2285 Question.
Why oblique cut..
2284 Question.
What determines size of gudgeon pin..
2283 Question.
Draw purifier outline..explain separation.. paring chambers..
2282 Question.
What is mean piston speed?
2281 Question.
Types of lubrication and application of each type of lubrication.
2280 Question.
vit and super-vit
2279 Question.
Caustic embrittlement and location of occurrence
2278 Question.
what is brinelling/ what is true
brinelling and false brinelling
2277 Question.
Condition of class.
2276 Question.
Seq survey and maintenance of co2.
2275 Question.
Hw to remove seat of globe valve.
2274 Question.
How to repair hull plate if damaged
2273 Question.
What is pickling and galvanization
2272 Question.
what is Eutectic Point.
2271 Question.
What’re new piston rings?
2270 Question.
Piston ring coating purpose
2269 Question.
M/e fuel pump lead, purpose ,how to measure.
2268 Question.
Difference between M.E. – M.C. engines.
2267 Question.
Classification certificate purpose
2266 Question.
Main Bearing removal procedure, drawings of tools
2265 Question. Crevice corrosion
2264 Question.
Working of VIT, how VIT in electronic engines,
2263 Question. Safeties in main engine starting air line
2262 Question.
Scavenge fire how will you come to know and course of action,
2261 Question.
AE piston taken out what all you will check, can we check radial clearances,
butt clearance how will you check, which position in liner, what all checks on
piston crown, any other methods other dye penetrant,
2260 Question. What all checks in bearings, which position you,
will check main bearing and bottom end bearing clearances?
2259 Question. AE is in
stand still condition for a long time what all checks to ensure it is in good
condition before starting,
2258 Question.
AHU return line frosting why?
2257 Question. Frequent
cutting in cutting out or reefer compressor
2256 Question.
In toilet what type of ventilation,
2255 Question.
Difference between MC and MCC
2254 Question.
Chain drive
2253 Question.
Cold corrosion and hot corrosion and where it takes place
2252 Question.
Accumulation pressure test
2251 Question.
how to do cross blowdown of boiler guage glass
2250 Question.
Main bearing removal of 4 stroke engine procedure? Tool used
2249 Question.
Total vibrations in main engine
2248 Question.
What is damper and detuner
Why are Dampers fitted?
2247 Question. where to fit the detuners and dampers?
2246 Question.
What is cold corrosion. effect on liner. Which region
2245 Question.
Ring provided at top side of liner. Name, purpose, material
2244 Question.
Crankshaft materials
2243 Question.
Types of safety valves for boiler. Details in high lift safety valve
2242 Question.
Nomenclature 6S90ME,
2241 Question.
Uniflow scavenging introduced in which sulzer engine first. Advantages
2240 Question.
Preparation for drydock as Second engineer.
2239 Question. How to confirm if
gauge glass level and actual water level in boiler is same.
2238 Question.
Rudder drop measurement procedure
2237 Question.
Jcw temp rise. Will go above 100*c? why
2236 Question.
Indicator diagram of vit engine
2235 Question.
light spring diag of choked exht valve
How is Light Spring Diagram taken? What
does it show
2234 Question.
Stuffing box diagram
2233 Question.
blowdown ring
2232 Question. friction
welding
2231 Question.
Critical period of drydocking
2230 Question.
Constructional difference in ME & MC engine?
2229 Question.
ME & MC engine what is design difference in both crosshead bearings?
2228 Question.
A/E con rod design
2227 Question.
Refer compressor safeties? Why LP cutout is given?
2226 Question.
Main air compressor safeties? Purpose of bursting disc
2225 Question.
Air lock in centrifugal pumps? Why?
2224 Question.
Me engine
2223 Question.
Reflex engine basic operation fiva valve wecs
2222 Question.
Engine room crane safeties
2221 Question.
Main bearing removal procedure
222 0 Question. procedure to change a bottom end bearing
of a large slow speed engine.
2219 Question.
Interlocks in main engine
2218 Question Bottom end brg and main bearing clearances how to check
2 stroke Bottom end bearing clearance? Where to
take clearance when Piston is at TDC?
2217 Question main engine bearing
clearances
2216 Question. Dynamic
balancing moment compensator
2215 Question.
Rudder all clearances with diagram
2214 Question.
Propeller all checks
2213 Question.
Why OROS piston called OROS
2212 Question.
Types of Crank Shaft
2211 Question.
What you will do if crank pin scoring
2210 Question. How to take
tappet clearance
How To Check Tappet Clearance
2209 Question.
How many revolution you have to turn 4Stroke engine for tappet
2208 Question.
What is cold ironing?
2207 Question.
How cold ironing (shore power) processes reduces air pollution by diesel engine
exhausts gases.
2206 Question.
Why W shape exh v/v seat
2205 Question.
Dry-dock types of paint
2204 Question.
Draw d bridge gauge n how to take reading n procedure to main bearing clearance
2203 Question.
draw the vit & super vit
2202 Question.
how refer compressor cut in & cut out. Draw the location of lp cut out,
location to cut out, when hp cut out takes place
2201
Question. Fuel oil change over procedure
with all parameters
2200
Question. Why
different material for piston in 2 stroke and same material for 4 stroke.
2199
Question. What’s thrust block.
How it works
2198
Question. What’s thin shell bearing?
2197
Question. Draw power card and draw card.
2196
Question. Out-of-phase Diagram taken?
2195
Question. Effect of early injection on
Pmax., Power, Exh. temp.
2194
Question. Piston skirt function
2193
Question. Exhaust valve leaky
2192
Question. Conn.rod ovality
2191
Question. Crankpin brg clearance
2190
Question. Liner max wear
2189 Question. s/g regulations, S/G motor regulations ?
2188 Question. Sludge tank regulations, what is there inside
in sludge tank
2187 Question. Explain safety of boiler gauge glass ,?
Boiler gauge glass tightening procedure?
2186 Question. How to overhaul centrifugal pump as 2nd Eng??
2185 Question. What are the safeties of acetylene bottle?
2184 Question. ME rpm not increasing, reasons?,
2183 Question. The possible causes as to why the Engine does
not fire
2182 Question. Boiler survey, beginning to end.
2181 Question. Crankshaft slippage, how would you know?
2180 Question. Functioning of TEV.?
2179 Question. Reversing in Sulzer engine.
2178 Question. What all to check in gear drive/ Chain Drive of
engine.
2177 Question. Boiler Flame Flickering Reason
2176 Question. Icing of Suction side in Reefer Compressor
2175 Question. Leak Detection Method in Reefer System
2174 Question. Main Bearing Overhaul
2173 Question. Shaft Earth System in detail
172 Question. Accumulation of pressure
test. Why, How, for What reason.
2171 Question. What plan you need for Drydock.
2170 Question. Who issues Tail Shaft Survey Certificate
2169 Question. What is the Certificate name?
2168 Question. How you will know Tail Shaft Survey is due.
2167 Question. Defects of cylinder liner in detail and
calibration
2166 Question. Smoke tube and water tube constructional
difference,
2164 Question. Properties of refrigerant in detail,
2163 Question. Reverse osmosis principle
2162 Question. Fuel quality setting in super vit
2161 Question. Me fuel pump
2160 Question. Fuel oil properties, most imp prop of fuel as
related to combustion,
2159 Question. ME liner construction
2158 Question. ME crankshaft types, semi built up
construction, dimensions
2157 Question. Oros type piston construction and diagram
2156 Question. Light spring diagram explanations
2155 Question. Hydrophore pump frequent start causes
2154 Question. How the bilge line pressure test done??
2153 Question. Hydrophore pump frequent start causes
2152 Question. Hydrophore pump Short cycling actions to be
taken?
2151 Question.
Hydrophore pump foundation bolt sheared off, what to do
2150 Question. 4 ram steering gear hydraulic malfunction
faults
2149 Question. Maintenance of steering gear
2148 Question. Centrifugal pump characteristics and wear
ring wear down causes and effects
2147 Question. ME piston
HEADLAND!!
2146 Question. Turbocharger matching with main engine
2145 Question. Turbocharger K Value adjustment procedure
2144 Question. Hydraulic line valves drawings
2143 Question. Motor and pump flange alignment
2142 Question. Refer system back pressure valve why?
2141 Question. Draw cross section of roller link
2140 Question. How thin shell in thin shell bearing
prevented from rotating inside the bearing
2139 Question. What is lead and lag in a boiler
2138 Question. Checks to be carried out after sailing in bad
weather.
2137 Question. Action in case of non-flow of one unit cyl
lo.
2136 Question. Use of after cooler in comp
2135 Question. What is thermal and mechanical balancing of
main engine
2134 Question. Crankshaft checks methods.
2133 Question. AE running in method and how to find out if
piston rings have run in or not?
2132 Question. Sac volume. Why we have it. Are we reducing
it now? Why? How is it reduced?
2131 Question. RT flex rail
pressure. How is it maintained? Why don't we just let the pump pressurerize the
rail and release Do you have helix on these fuel pumps? Why?
2130 Question. Types of
crankshaft? Is there a tolerance for the shrink fit for semi built? What is it?
2129 Question. Is there a
piston design for reducing NOx? How does the oros piston design help reduce
Nox?
2128 Question. Lube oil
test? How do you check viscosity?
2127 Question. Hydraulic
jacks process for removing cylinder head of generator? If my stud is already
elongating why do I need to turn half a turn out before pressurizing?
2126 Question. Dial gauge
alignment for pump and motor./Explain showing rough sketch
2125 Question. what is p
and t alkalinity and high then what actions and if low what to do
2124 Question. Acidic
corrosion in boiler
2123 Question. Oxidation
process in boiler
2122 Question. caustic
corrosion and means to prevent
2121 Question. vit and
super vit
2120 Question. In
conventional vit if one unit exhaust temp is high what adjust to make it low
2119 Question. Clearances
in gear pump how to measure
2118 Question. what is
clearance vol is it same as bumping clearance
2117 Question. What precautions will you take when removing some
mountings of the boiler for survey?
2116 Question. What is
detuning? Sketch n explain
2115 Question. What is
critical speed?
2114 Question. What is
natural frequency n resonance?
2113 Question. What is
resonance and why is a resonant condition of great importance?
2112 Question. Steering
hunting?
2111 Question. Speed droop?
2110 Question. Why speed
droop governor is used at G/E ?
2109 Question. Two step
control?
2108 Question. Significance
of cetane and octane no.
2107 Question. Rudder
survey?
2106 Question. Main engine
safeties?
2105 Question. Nip/crush?
2104 Question. How to fit bearing
in pump shaft?
2103 Question. How to make16mm thread n required tools?
2102 Question. Creep Test.
2101 Question. PMax/Pcom
2100 Question. Starting
sequence of engine
2099 Question. How engine
started.
2098 Question. What factor
firing order depends?
2097 Question. Bilge pump
rectification
2096 Question. Piston ring
Lamela ring difference,
2095 Question. Purifier
gravity disc, with new bunkers,. If no gravity disc what you will do.
2094 Question. How will you take sample of crankcase oil.
2093 Question. How will you
check burn out on piston crown.
2092 Reasons for Piston Crown Burning?
2091 Question. How will u
tighten holding down bolts. Tightening sequence./ How will u check holding down
bolts
Question. How will u check holding down
bolts
2090 Question. Stern tube purpose
2089 Question. How to reduce Sox Nox?
2088 Question. Accumulation pr? Purpose of accumulation pressure
test ? Procedure of accumulation pressure test
Question. Purpose of accumulation pressure test ?
2087 Question. Dry dock? What checks u will do on rudder? Testing?
Pintle clearance? Rudder drop?
2086 Question. Refer gas leaking, how to detect
2085 Question. Purifier rpm?
2084 Question. Purifier rpm not coming up?
2083 Question. Big end bearing clearance how to take, will it
change when piston is at TDC and when bdc
2082 Question. Meat room temp not coming?
2081 Question. Short cycling of refer compressor.
2080 Question. Definition of vibration/ static
balancing?
2079 Question. First moment compensator? where it is used?
2078 Question. What is node antinode?
2077 Question. detuner and dampers ?
2076 Question. 2nd order moments
2075 Question. Hot and cold corrosion explain with chemical
reaction and where it happens location and reduction methods
2074 Question. Bursting disc function and where it is used?
2073 Question. Diff between bursting disc and relief valve
2072 Question. How does anti - heeling system work on your ship?
Explain with a rough sketch.
2071 Question. Oil in cascade tank .from where it came and how you
will find which tank?
2070 Question. Boiler rating?
2069 Question. Fwg vacuum dropping reasons.
2068 Question. If P alk. And T alk. Came same on boiler water
testing what could be the reason?
2067 Question. Me engine , hps oil flow direction on reversal
and how reversing is achieved
Question. M.E engine Reversing carried out.
2066 Question. Piston ring groove clearances.
2065 Question. Piston Ring Clearances
2064 Question. Maximum permissible Liner wear and why to check for
ovality .
2063 Question. Stuffing box lamellas worn out and no spares
available ... How to deal with this situation.
2062 Question. Crankpin clearances in main engine ( values)
2061 Question. Main bearing clearances
2060 Question. Certificate of class?
2059 Question. Rudder pintle clearance ?
2058 Question. Type of rudder
2057 Question. Fitted bolts and where are they used on-board?
Fitted bolts fitting mechanism?
2056 Question. Pilgrim nut and where is it used?
2055 Question. Grade of steel used for anchor chain? What is
equipment number on the anchor chain?
2054 Question. Aux engine main bearing bottom half removal
procedure?
2053 Question. Fuel injection pressure while testing ? What will
you do if the injection opening pressure is low?
2052 Question. Main engine air cooler leaking, how to identify the
tube and how will you rectify the leak?
2051 Question. VIT system, why needed, what is controlling air
signal to VIT.
2050 Question. How to check relief valve on compressor for correct
functioning?
2049 Question. Working of exhaust valve, how oil reaches to
actuator?
2048 Question. Power calculation.
2047 Question. K value in turbocharger, how to get the value, how
to adjust K clearance?
2046 Question. Lubrication for crosshead, explain with piping
diagram how oil comes till crosshead bearing.
2045 Question. Type of main engine, why 'C' is called compact?
2044 Question. Crankcase inspection, what is very important point
for check? How will you check slippage has occurred, any tool? Other checks in
crankcase.
2043 Question. Vessel entered dry dock, what is 1st thing you will
check?
2042 Question. Dry-dock jobs/ Second Engineer : He will be responsible for
2041 Question. Grades of Steel for Ship Building
2040 Question. Steel plate repair in drydock
2039 Question. Rudder checks and pressure test/ Rudder internal
corrosion and painting
2038 Question. Fuel pump type on engine
2037 Question. Vit with diagram
2036 Question. Reversing of
engine
2035 Question. Continuous survey of machinery purpose, duration
which machinery
2034 Question. mgps
2033 Question. Draw chain drive, and explain camshaft drive
2032 Question. Top bracing
2031 Question. v belt, when you will change
2030 Question.
Why vacuum condenser is used. Why not atm condenser instead of vacuum
condensor. Why not vaccum condenser instead of atm condensor.
Your actions if vacuum is dropping.
2029 Question.
What Will Happen If Vacuum Is Increase Or Removed?
2028 Question.
Explain water washing of ig blower
2027 Question.
Checks on rudder, how pressure testing is done at 2.5 bar.
2026 Question.
why we use after cooler in air
compressor
2025 Question. Working
of fuel pump.
2024 Question. Why
we do chemical treatment on boiler.
2023 Question. Working
of centrifugal pump and why we use multistage pump.
2022 Question. How
we do the survey on main bearing in main engine.
2021 Question. Bearing
layers.
2020 Question. Why
we did the dry dock and their requirement.
2019 Question. One unit of AE Pmax low and other okay, how will you
find that first, what to check & how to rectify
2018 Question. How
you inspect tail shaft monitoring.
2017 Question. Wear
ring material in centrifugal pump.
2016 Question. If
wear ring damaged u have not spare how u will make on board.
2015 Question. Crane
motion like slewing hoisting
2014 Question. ME and mcc
2013 Question.Advantages of the M.E-C range of engines?
2012 Question.
How the exhaust valve and fuel valve operates in me engines.
2011 Question. Frosting
of refrigeration suction line/What is the location of thermostat
2010 Question. How’s
is the refrigeration plant actually working
2009 Question.
Gas charging in ref . How will you come to know how
much to charge?
2008 Question. Overhauling
of liner in AE checks while removing and putting back how will you know that
liner is sitting in place and how will u ensure.
2007 Question. What
you put on o-rings while putting?
2006 Question. Centrifugal
pump performance has declined, so overhaul was carried out, but even then
performance is still poor. What could be the reason?
2005 Question.
How will you come to know that stuffing box is leaking?
2004 Question.
Checks in stuffing box
2003 Question.
Will the butt clearance increase or decrease
2002 Question.
Stern tube where it is fitted... Number of seals
2001 Question. Why ship goes to dry dock
and what checks you do in dry dock
2000 Question ME engine reversing.
1999 Question What
is the main feature of threads of ref bottles and gas taps
1998 Question.
Vertical pipes in ER flange how bolts are fitted (bolt from downside and nut
from top side) and why.
1997 Question Which
type of TC is used in AE and why.
1996 Question.
Why flexible pipes are connected to purifier.
1995 Question.
Technologies and operations strategies to reduce GHG emissions from ships
1994 Question.
What is provision in aux engine main bearing which prevent it from turning
1993 Question.
Exh valve Test done During / after overhaul
1992 Question.
Check on connecting rod?
1991 Question.
Boiler water is brownish after blow down also there is no improvements what
could be the reason and solution? All values are within limit such as chloride,
alakality etc
1990 Question.
What provision is there for tube expansion in water tube boiler
1989 Question. How to change rudder carrier bearing.
1988 Question Engine room flooding
1987 Question 4stroke
connecting rod why does ovality come after some time.
1986 Question How
will you increase Mean piston speed
1985 Question you
are 2nd eng xhead clearance limit of 1 unit exceed
1984 Question How
will you find out if main bearing is floating or not
1983 Question Difference
between mark 5 and mark 9.
1982 Question If cat
fines 30ppm its implication on engine and how to reduce it.
1981 Question
Difference between Pmax and Pcom should not be more than 35bar why
1980 Question defect
in boiler refractory
1979 Question Main bearing bottom half not coming out after jacking
crankshaft until upper clearance, what will you do
1978 Question Why we
do not use auxiliary engine/ main engine / incinerator for producing ig
1977 Question MCC TO
MEB conversion
1976 Question How to
detect breach in the suction line of bilge pump
1975 Question Why
lube oil pressure trip on ref compressor based on differential pressure.
1974 Question How to
find the value of spring constant if no manual related to power calculation.
1973 Question Why
exhaust temp before t/c is high and after t/c is less
1972 Question Diff
bet man and sulzer cross head pin. Which one is bigger.
1971 Question How to
take out seized piston
1970 Question Gland
packing pf pump leaking after renewal reason
1969 Question How to
check stern tube brg clearance without taking out the tail shaft.
1968 Question Why
are equalizing line provided on ref compressor, what will happen if not
provided .
1967 Question Slow turning?
1966 Question
Sliding valve testing procedure
1965 Question
Testing of fuel valve, what all test?
1964 Question
Safeties on starting air line?
1963 Question Common
rail pressure?
1962 Question How
you calculate power without indicator card.
1961 Question How to
find leak in lo cooler of gen? DG LO cooler tube leaking how you'll know, how
to find which tube leaking
1960 Question. How to test overspeed trip in generator and
main engine
1959 Question. How will you use external micrometer to find
ovality of crankpin bearing.
1958 Question. Least count of external micrometer and how
to find out.
1957 Question. Zero calibration of micrometer.
1956 Question. Action to be taken if lube oil shows high
viscosity.
1955 Question. Purifier speed drops during running. Reason
1954 Question. Msw p/p opened for overhaul. What all checks
you carry out and what parts you will renew
1953 Question. Checks after decarb -Main engine
1952 Question. How to increase pressure in MAN fuel valve
1951 Question. Stern tube bearing arrangement
1950 Question. Stern tube Leakage Test:
1949 Question. Shell and Deck Plate Repairs
1948 Question. Preparation before stern tube survey
1947 Question. Stern Bearing Wear-down Measurement:
1946 Question. Blow past in AE how you know
1946 Question. Cast iron bonnet cracked repair procedure
difference between welding cast iron and other material
1945 Question. What is stiffness in relation to conrod
1944 Question. with VIT: Exhaust temp. Should increase or
decrease?
1942 Question. E/R flooding
due to shell rupture course of your actions
1941 Question. What precautions n checks to be carried in
case of grounding in E/R
1940 Question. What are certificates and documents under
Marpol Annex 6?
1939 Question. if ows broke down during long voyage actions
to be taken/If ows fails what action
1938 Question. Crank angle sensors
1937 Question. Trigger system (Shaft encoder)
1936 Question. Pulse Lubricating System Working Principle
1935 Question. Advantages of Pulse Lubricating System
1934 Question. Man B&W Alpha Lubrication system Working
Principle
1933 Question. Advantages of Alpha Lubricator System
1932 Question. Function of ICU on rt flex
1931 Question. What are various defects in welding and how
do you prevent them ?
1930 Question. plate type heat exchanger leak test
1929 Question. Sea chest inspection
1928 Question. what is bedding of bottom end bearing? At
what position it is normally done? What should be the course of action if 40%
bedding for new bearing?
1927 Question. ME preparation for Layup / what precaution
will u take to Preserve it.
1926 Question. By how many
degrees is the fuel pump follower shifted for reversing?
1925 Question. advantage of jack down bolts over holding
down bolts
1924 Question. Liner
cracked how to repair
1923 Question. Methods to
identify leaky tubes are during service
1922 Question. How is main
air cooler leakage test done?
1921 Question. Sea water
cooler plates material
1920 Question. Procedure for hot work when vessel sailing
1919 Question. While flooding
in d/d what all checks?
1918 Question. Rudder how
it is supported ? What takes the load of rudder? Rudder drop measurement ?
Rudder clearances and their values ?
1917 Question. How to check
stern tube seal after DD
1916 Question. TEV
malfunction. Do not have spare. Your action?
1915 Question.
Why balance weights are not fitted on two stroke engine crank webs.
1914 Question. How
does TEV control degree of superheat?? Why vapour is superheated ???
1913 Question. Vegetable
room at 4 Degrees and Meat room at -18 ??? Same compressor???
1912 Question. Actions
if galley hot plates not working?
1911 Question. How
to check for oil in evaporator.. And removal procedure
1910 Question. How
main engine exhaust valve locked in open and close position?
1909 Question. In
dry Dock rudder taking more time to turn the rudder what is reason..any one.
1908 Question. How
to clean filter of main sea chest??
1907 Question. What
is embedded arc design in lower bearing shell of crosshead?
1906 Question. why
nitrogen used in ME hydraulic accumulator?
1905 Question. What
you check in exhaust valve during running?
1904 Question. Safematic
and fail safe, fail set?
1903 Question. Why
there is vibration in purifier during starting.
1902 Question. Junior
engineer boxed back the purifier after cleaning then its found vibrating
probable causes.
1901 Question. How
to order sea water pipe
1900 Question. Main engine cylinder head stud is loose how will you
tighten
1899 Question. How
to prepare ship for dry dock
1898 Question. Accumulation pressure test of boiler when done
1897 Question. How
to run compressor with bursting disc damage.
1896 Question. Refer
room temperature not coming down room is not getting cold
1895 Question. Oil
in evaporator how to remove
1894 Question. shaft
worn out at bearing seat how to built up
1893 Question. condition
monitoring how you do
1892 Question. Aft
bilge well full suction gauge showing 0 give reason why
1891 Question. Lube oil cooler leakage pressure test.
1890 Question. How
will you tighten the plug if it is loose/who keeps the tool
1889 Question. How
to use a stud extractor and how will u use it to extract a broken stud.
1888 Question. Spare
wear ring not available onboard, pump have to run, what will be action of
course?
1887 Question. Things you will check
in lifting equipment's such as tackles, slings,etc...when taking over from
signing off 2nd engr...time is very limited...
1886 Question. How to weld plates of
different thickness....
1885 Question. How to weld two plates
of different thickness
1884 Question. if partition plate of
a heat exchanger get holed, possible repair work on board (Hot & Cold).
1883 Question. Condenser how to take
out one of the tube, and put new one.
1882 Question. Explain the MAN
B&W reversing principle.
1881 Question. Why
the exhaust valve timing (exhaust cam) of 2-stroke engines doesn’t require
adjustment while reversing while fuel cam and starting cam do?
1880 Question. How
to fix an insert on ship side hull dent,
1879 Question. How will you select plate thickness, grades
of steel?
1878 Question. Cylinder head, jack leak
1877 Question. While boxing of piston what precaution/ Who
gives the test certificate
1876 Question. Water in fuel action
1875 Question. How cylinder power and performance can be
assessed for a medium speed engine.
1874 Question. Nip& Tangs:
1873 Question. why lubricity is low in low sulphur fuels?
1872 Question. What all problems u face while using low
sulphur fuel oil
1871 Question. how to test the indicator cock of a 4s?
1870 Question.
Diff B/W thick shell and thin shell bearing
1869 Question.
the deepwell pump vibrating on starting on gas tankers, what actions to
take...??
1868 Question.
Air distributor damaged...?? How will you replace....
1867 Question.
nox production more in 2 stroke or 4 stroke..?????
1866 Question.
Reason for peak pressure low n exhaust temp high for one unit of
generator
1865 Question. If the pintle clearances were allowed to
become too large effect
1864 Question. pintle clearance if it is more what does it
indicate
1863 Question. If there is sea chest damage during sailing
then what action to be taken
1862 Question. How to reduce EEOI index as 2nd engineer.
1861 Question. How to clean ows when at sea? Without violation
1860 Question. What is a double stage evaporator boiler
1859 Question. Working of radiography ndt
1858 Question. How you’ll check porosity
1857 Question. If tappet are incorrect? What happens?
1856 Question. How is the
bed plate connected to tank top
1855 Question. Why tie rod
tensioning to be checked after scavenge fire?
1854 Question. How the main
engine exhaust valve is locked in open and closed position? What are the
conditions?
1853 Question. How to check
rudder pintle when ship is in water?
1852 Question. Reasons for
Ae one unit exht gas temp low
1851 Question. Fuel
injector of particular unit is not atomizing properly. How to find out when
engine is running? Reasons for that?
1850 Question. Stuffing
box, diagrams and how many rings
1849 Question. What is
rudder aspects ratio
1848 Question. Reason for
Piston Ring Failure
1847 Question. How to
repair if centrifugal pump casing is 1. Holed 2. Cracked?
1846 Question. Explain
Static and dynamic balancing of turbocharger.
1845 Question. Stuffing box
when spares are not available, how effectiveness is restored
1844 Question. What is
malleability and cyaniding.
1843 Question. Location of
cylinder lube oil quills? how many? Why
in that location? At what degree the quills starts injecting oil into cylinder
1842 Question. How to plug
the leaking pipe after obd valve
1841 Question. main bearing
badly worn out, still you need to run the engine, action / How to fix crankpin
ovality
1840 Question. How to do bedding of spare propeller once the
old propeller is removed in dry dock. How to find out exactly how much surface
bedding is there?
1839 Question. How Firing order decided
1838 Question. Methods for
alignment of pump coupling
1837 Question. How you will
know that bedding in of piston ring has taken place?
1836 Question. Jacket
cooling water temp fluctuating reason
1835 Question. How will you
know air cooler is choked?
1834 Question. What is the
use of the grid in the exhaust trunking?
1833 Question. Why R11 R12
not used now..what are the alternate refrigerants
1832 Question. DB Tank
pressure testing
1831 Question. Brazing and
soldering differentiate what temperature both r done
1830 Question. How will u
come to know tht heat exchanger is 2pass or 3 pass just by looking from
outside.
1829 Question. your ship
has experienced 10 days of heavy weather and reached anchorage one important
thing you will check.
1828 Question. Anchored
after a heavy weather ? What are the checks ?
1827 Question. What is
function of intercooler and after cooler?
1826 Question. What action
you are going to take in the event of a black out/M/E failure?
1825 Question. why turndown
ratio of pressure jet burner is less than rotary cup burner??
1824 Question. what are the
causes of hunting of COPTs
1823 Question. How to
calculate MCR of engine onboard, what
parameters to be considered?
1822 Question. How to do
bedding of spare propeller once the old propeller is removed in dry dock. How
to find out exactly how much surface bedding is there?
1821 Question. Explain how
mean piston speed is related to r.p.m. and ideal combustion?
1820 Question. Annealing
how it's different from normalizing.
1819 Question. aftercooler
in air compressor purpose
1818 Question. Difference
b/w 2 storke and 4 stroke fuel pump
1817 Question. Aux engine
lo cooler leaking how will u identify
1816 Question. If no draw
or power card how to calculate power?
1815 Question. What is
accumulation pressure and why it is there
1814 Question. lf air
starting valve leaks during manoeuvring, how will you get to know out and what
action you will take.
1813 Question. Air start
valve jams open whilst maneuvering?
1812 Question. what all
gases are present in MARPOL Annex 6 ?
1810 Question. Purifier
Desludging Process
1809 Question. When will
you decide to change cylinder liner, what all things will you check in cylinder
liner before replacing, what certificate is there for cylinder liner
1808 Question. Anchor
cable, how anchor cables are joined together,
1807 Question. how rocker arm lubrication done
1806 Question. Fitted bolts,
where fitted bolts used in rudder??
1805 Question. What
maintenance done on echosounder speed log in dry Dock.
1804 Question. Refrigerant
Hazards
1803 Question. Difference
between available NPSH and required NPSH. how calculated
1802 Question. Boiler
Blowback reason
1801 Question. AE LO low pr
1800 Question. Where smoke
tube boiler used and why
1799 Question. What is down
comer/What's its function/Where and y it's found
1798 Question. For welding
a metal of different size which metal size to be considered for setting
current?
1797 Question. Why plates
used in compressor valve
1796 Question. MCC what
makes it compact
1795 Question.
Refrigeration properties what is critical temp
1794 Question. How will you
ensure that stuffing box working efficiently during sailing?
1793 Question. What are the
nox reduction techniques?
1792 Question. Why VIT cuts
at 40%MCR?
1791 Question. What type of
bearing used in main engine turbocharger? How vibration reduced? How
turbocharger bearings are lubricated?
1790 Question.
function of nozzle ring.
1789 Question. Crack in
valve bonnet?
1788 Question. I section in
AE con rod
1787 Question. Why dearetor
provided in j.c.w system
1786 Question. What is
Babbitt?
1785 Question. White metal
composition
1784 Question. What All Checks
in Tail shaft Survey?
1783 Question. MPI and
Ultrasonic NDT
1782 Question. Bunker Line
Pressure Testing Draw and explain the procedure
1781 Question. Why no mcr
and ncr for AE?
1780 Question. Why engine
is not operated at MCR
1779 Question. Reasons for
firing water tube boiler 7 minutes and for smoke tube boiler 15minutes?
1778 Question. ME Rpm not
increasing above 60rpm, reasons
1777 Question. Crack in
pump casing what to do?
1776 Question. Where will
you insert poker gauge? Exact location and procedure.
1775 Question. One unit
starting air line feeling very hot in pilotage. What to do?
1774 Question. How to find
out leak in shell and tube heat exchanger? On what basis tubes to be renewed?
How to renew tubes and its procedure?
1773 Question. Sootblow procedure for boiler
1772 Question. What is
LMTD?
1771 Question. Why inlet
valve is bigger than exhaust valve in A/E.
1770 Question. Why
Super-Long stroke used
1769 Question. Cold
corrosion, how you eliminate./How cold corrosion is avoided at low loads?
1767 Question. How to check
lift of boiler safety valve ? How do we know it's D/4 ?
1766 Question. Turbine
washing. rpm increased
1765 Question. Smell of
exhaust gas while running from rocker arm area
1764 Question. How will you
repair crack in rudder plate, where you will find material of rudder plate
1763 Question. Oros piston
and why lap joint in cpr
1762 Question. Purifier why
inclined disc
1761 Question. How will you
improve power to weight ratio.
1760 Question. What is Bedding of a bearing how will you do
it.
1759 Question. As 2nd
engineer survey of air compressor checks and defects/ How to do main air
compressor survey
1758 Question. Why piston
rings are harder than liner??
1757 Question. How to purge
air in the steering system
1756 Question. Fish room
temperature is not maintaining. Reasons and what all to check?
1755 Question. How to check
Main bearing, Crosshead bearing, bottom end bearing clearances and their values
1754 Question. Checks on AE
after overhaul.
1753 Question. Boiler water
tests and their values
1752 Question. why liquid
coagulate are added daily to boiler
1751 Question. Aspect ratio
of turbo charger.
1750 Question. What is
piston ring failure criteria
1749 Question. Priming unit
test
1748 Question. How will you
know Wear ring in Centrifugal pump has worn out without opening the pump
1747 Question. Crank pin
Dia has reduced due to wear what will be your action and why
1746 Question. Edge
preparation for 12mm plates welding
1745 Question. Why reefer
compressors are belt driven? What type of belt used? Why v belt
1744 Question. Why jcw test
req we are using fw In system
1743 Question. Why lead
measurement is taken in 2 stroke engine? What does it indicate?
1742 Question. Co2, filling
ratio?
1741 Question. Immediate
checks and action taken when the vessel is floated in drydock?
1740 Question. Auxiliary
engine bottom end bearing removal procedure
1739 Question. Purpose of
back pressure valve in Veg room.
1738 Question. One valve is
damaged, how will you raise requisition for that valve?
1737 Question. You found,
one cylinder head stud loose, what will you do
1736 Question. What you
check in exhaust valve during running
1735 Question. How to
detect the leak and how to repair the leak in shell and tube type cooler.
1734 Question. Nomogram
showing more than 2 gravity disc how to choose
1733 Question. How will you
decide fresh water generator efficiency? How to adjust ?
1732 Question. steam line
in sea chest purpose?
1731 Question. how to make
internal thread on a 4mm square plate at centre.
1730 Question. what is the
method to bend pipe in engine room.
1729 Question. why
emergency bilge suction valve in main sea water pump?
1728 Question. Purpose of balance
piston In air start valve
1727 Question. How can we
start engine if the main start valve is not functioning
1726 Question. Vessel
passing in a narrow passage m/e starting air line red hot for one unit what
action u will take
1725 Question. C/E wants to
weld crack in fuel oil settling tank. How will you do as 2/E? what precautions
to be taken? How to check weld condition? What will you do if weld condition is
not good?
1724 Question. How will you
tilt piston for pressure testing.? Piston pressure testing step by step
procedure.
1723 Question. Why does
piston rings collapse if pmax - pcomp increases more than 35 bar
1722 Question. What
preparation will you do if you want to weld any pipe in bottom platform?
1721 Question. Why can't we
put main engine directly on full ahead? Why increase gradually?
1720 Question. How to carry
out risk assessment for main bearing survey?
1719 Question. Why brakes r provided in purifier & why
not in compressor??
1718 Question. How to do
Welding of two plates with different thickness, angle for edge preparation,
distance, how to choose welding rod? What NDT method to be done after welding?
1717 Question. After
scavenge fire you did scavenge inspection. What all reports you make as 2/E?
1716 Question. CSM survey,
where will you find this file onboard? What it is called?
1715 Question. How will you
make whether fuel injector is leaking in power card and draw card? What all you
can make out from both the diagrams like which equipment is faulty and what is
the fault?
1714 Question What is
floating of safety valve?
1713 Question Main engine
decarb?
1712 Question. What is the
procedure for cut off fuel pump for one unit?
1711 Question. What are all
defects that occurs on rudder? How to rectify?
1710 Question. Why mechanical seal is used instead of
gland packing?
1709 Question. What are the reasons for abnormal increase
in boiler water chloride level?
1708 Question. Safeties on
emergency manoeuvring?
1707 Question. How will you order a new SDNR valve, How
will you fit a SDNR valve in a vertical line?
1706 Question. Can ME rpm be increased very quickly?
1705 Question. What is expansion arrangement in Shell and
tube exchanger?
1704 Question.
Oil in boiler gauge glass...action
1703 Question. Con rod
straightness
1702 Question. Lube oil
test of aux engine
1701 Question. Main engine JW test
1700 Question. Crank
shaft crack check.. Instruments name
1699 Question. what
is pairing disc and where its fitted?
1698 Question. Boiler
tube leak how will you know... How to identify.. Tube plug procedure.... in
detail
1697 Question. NDT,
dye penetrant test procedure
1696 Question. Pump
casing crack. How will rectify. Welding process. type of electrode use and any
other method
1695 Question. Holding
down bolt testing... Procedure of hydraulic jack tighten...
1694 Question. Chain
tightening procedure
1693 Question. Significance
of piston ring..
1692 Question. ME
how to connect with bed plates... Diagram.. Explain..
1691 Question. Lube
oil, significance with TBN
1690 Question. Condition
of class.
1689 Question. Difference between roto- dynamic
and centrifugal pump
1688 Question. cavitations..
how it comes where it comes .. prevention about it.
1687 Question. ME
Specs - 6s70mec8 details
1686 Question. M.E
engine reversing sequence start to finish.
1685 Question. Cyl
lubrication , how oil reaches pp to quill.
1684 Question. Boiler
combustion control.
1683 Question. Main
engine fuel oil cons increased why.
1682 Question. admiralty
coeff and sfoc.
1681 Question. You
were using 3.5% Sulphur
fuel, now receiving 0.5%, what you will do?
1680 Question. How
to check wear of V-belt, how much percentage wear before you discard it.
1679 Question. How
will you check alignment of shafts? There will no movement in dial gauge or
some tolerance is allowed? How much tolerance allowed?
1678 Question. Timing
gears on screw pump, why not on gear pumps?
1677 Question. Exhaust
smell on upper deck where tank vents are present, reasons?
1676 Question. ME
engine fuel pump system full working principle
1675 Question. Axial
piston pump working
1674 Question. Exhaust
valve cam profile in AE
1673 Question. Total
suction head in centrifugal pump and principle of pump
1672 Question. Main
engine starting on air, not on fuel.
1671 Question. Most
stressed part in an engine and why ?
1670 Question. How
to check pump performance on board.
1669 Question. Difference
between mineral oil and synthetic oil. Components of synthetic oil, why used,
why not used in some places, advantages, disadvantages .
1668 Question. How
speed control in me engine
1667 Question. Difference
in exhaust valve
1666 Question. Alpha
lubrication system and value of cyl oil consumption
1665 Question. Governor
in me engine is there or not? / How works on ae and mc engine
1664 Question. Effect
of latest sulphur content rule on me engine
1663 Question. mpc
and function of mpc
1662 Question. Why
ME is known as electronic controlled engine/ Difference
between ME and MC engines/ Advantage of ME over MC
1661 Question. Explain
fiva system with block diagram
1660 Question. How
to measure tie rod tension during running in ME engines
1659 Question. Purpose
of pinching screws
1657 Question. Checks
after tie rod tightening
1657 Question. Types
of Vibrations and prevention methods.
1656 Question. Location
and types of top bracing with sketch.
1655 Question. What
is detuners and purpose of detuners.
1655 Question. How
problem of critical speed is handled onboard.
1655 Question. Various
components affected due to vibrations.
1652 Question. Interpretation
of Crankweb deflection report. Sketch and explain.
1651 Question. Purpose
of sea trial
1650 Question. How
to prepare for dry-dock as a 2 E
1649 Question. Purpose
of Docking plan
1647 Question. Propeller
fitting and renewal procedure/ How to ensure the propeller is properly fitted.
/Check after fitting propeller.
1647 Question. Documents
required for propeller fitting
1646 Question. what
is frame spacing requirements as per IACS
1645 Question. How
to renew shell plating if found worn during gauging. What is the IACS
regulation for the same.
1644 Question. ME
engine full explain
1644 Question. Stern
tube system full explain
1642Question. Boiler
priming and boiler turndown ratio,
1641Question. Tail
shaft removal and full inspection of keyless propeller, in dry-dock,
1640.Question. High
cat fines in fuel what action as second engineer
1639Question. Dry-dock
details work,
1638Question. Spark
coming out of funnel as 2E actions,
1637Question. Liner
Calibration
1637Question. Ballast
pump not taking suction reason
1636Question. Boiler
water treatment
1635Question. what
emergency locking device can be used in order to speedily bring steering
gear to rest. state one reason the best
angular position to lock steering gear
1634Question. why co2
is not use in refeer.
1633Question. Main
bearing hydraulic nut pressure.
1632Question. O2
alarm setting and what happens when high o2 content / Low pressure and high
pressure alarm of ig main line. /Why low pressure alarm ./What happen if low
pressure alarm come.
1631Question.
Maintenance done on ig system
1630Question. Thrust
blocks arrangement
1629 Question Secondary
refrigerants
1628 Question Puncture v/v
diagram / Use of Puncture valve in fuel pump
1626 Question Antipolishing
ring
1625Question. Main
bearing jacking bolt and purpose/ Advantage.
1624Question. Critical rpm & Resonance
1623Question. What could lead to cranshaft ovality...what
are the symptoms, causes and solutions
1622Question. L.O cooler leakage
1621Question. Air coolers How leaks are detected?
1620Question. how to detect leakage in sw coolers?
1619Question. Hydraulic jack overhauling
1618Question. Exhaust v/v overhauling/ Describe the
procedure for Exhaust Valve Overhaul of a 2stroke crosshead diesel engine.
1617Question. Exhaust Valve check's
1616Question. location of fusible plug in boiler, which
type of boiler?
1615Question. Why con rod shape is I beam type?
1614Question.
how fatigue is induce in Main engine and how to avoid it
1613Question. Main Engine. How derated? Why derated?
1612Question. Why incinerator temp should be 600 degree in
5 minutes from start up for batch loading type
Why a high temperature in the actual combustion
chamber/zone is an absolute requirement
1611Question. Goose neck in boiler
1610Question. what will you do if crankshaft slippage is
there. How much is allowed
1609Question. ENGINE START (from airbottles to engine)
1608 Question. Purpose of puncture valve in exhaust valve,
1607 Question. If length of propeller shaft is more there is
bearing other than intermediate bearing, what is the difference between these
two bearings.
1606 Question. Breakage of plate
in plate type heat exchanger. How to rectify?
1605 Question. After A/E
decarb.......if lub oil consumption increases and all scrapper rings are fitted
correctly, consumption Increases what are the reasons.
1604 Question. Pump flexible
rubber packing between flange and bolt broken and don't have spares?? Your
action
1603
Question. How to check stern tube seal after DD
1602Question. Boiler water level
is not matching remote and local. What can be the reasons?
1601Question. Why they are called
composite boilers? Which area is commonly shared in composite boilers (smoke
space or water space)
1599Question.
what is torsional stress in diesel engines. and why is it
caused
1598Question.
what about control of fuel injection in me and rtflex engine
1597Question.
4 stroke engine con rod. Why is ovality caused
1596Question.
limit for 4s con rod ovality
1595Question.
what is bearing wear monitoring system in MAN?
1594Question.
How do you charge the lube oil sump of reefer compressor?
1593Question.
How will you avoid crankcase explosion?
1592Question.
How to check copt over speed trip?
1591Question.
Adjustment and accumulation tests
1590Question.
why boilers not included in annex VI?
1589Question.
What are the advantages of placing fuel pump near to fuel
injector
1588Question.
Why are Dampers fitted?
1587Question.
where to fit the detuners and dampers?
1586Question.
Material for stuffing box Rings, Lamellas
1585Question.
piston running hot what are the indications
1584Question.
causes of hot piston
1583Question.
what action to be taken for hot piston while running
1582Question.
how furnace is connected at the bottom part of water
space?
1581Question.
what is the purpose of steam coils?
1580Question.
How do you prepare a boiler for survey?
1579Question.
boiler furnace inspection.
1578Question.
Critical spares list for Main Engine
1577Question.
1576Question.
What was used in ur
boiler? why?
1575Question.
what is the cooling water difference on RND-M & RTA?
1574Question.
Precaution you will take when ship going to cold region .
1573Question.
If rfeer room temperature is not maintaining what u will
check
1572Question.
If u want to carry maintenance on sea suction who you will
proceed .
1571Question.
EXHAUST CAM FAILURES reason, Prevention measures
1570Question.
What is the function of inhibitors and catalysts
1569Question.
How do you remove thrust bearing of a 4 stroke
engine.
1568Question.
It is said that large stroke / bore ratio engine has a
better thermal efficiency i.e. a lower specific fuel consumption. Why?
1567Question.
Pump shaft broken? Suggest repairs.
1566Question.
What is VRF?
1565Question.
What is hunting tooth?
1564Question.
Under Piston space inspection check?
1563Question.
starting procedure for COPT?
1562Question.
Checks while 0/H centrifugal pump.
1561Question.
Lift of a boiler safety valve.
1560Question.
difference between smoke and water tube boilers.
1559Question.
reasons for scale formation in boilers. Reasons and
effects.
1558Question.
What action will you take if you observe oil in hot well?
1557Question.
What tests are carried out for boiler water?
1556Question.
What are the maximum values of alkalinity, pH value and
chloride? What types of feed pump is fitted for a boiler?
1555Question.
How do you find out that tube is leaking in a boiler?
1554Question.
Effect of vacuum in boiler.
1553Question.
How will you press up boiler from cold state? What is to
be checked and done before bring?
1552Question.
How does a gate valve work?
1551Question.
What is SDNR valve?
1550Question.
how you will change gland packing of a pump
1549Question.
how will you overhaul a fuel injector
1548Question.
How alpha lubricator senses load.
1547Question.
Draw the rudder carrier bearing
1546Question.
what takes the load of the rudder stock and rudder..
1545Question.
What type of propeller was there on ship?
1544Question.
he asked me how does the transmission takes place
1543Question.
he asked me how do you ensure that friction is there
1542Question.
he asked me how do you calculate the coefficient of
friction
1541Question.
What is the importance of 'Lip clearance' in a boiler
safety valve
1540Question.
how to measure lip clearance?
1539Question.
What is TIG welding?
1538Question.
How is it heat generated?
1537Question.
What metals welded?
1536Question.
What is Ogee Ring
1535Question.
How will you clean the space around the ogee ring?
1534Question.
Why is a man hole door elliptical in shape?
1533Question.
Crank shaft deflection. T-B what do u you get from it?
1532Question.
4S engine connecting rod why does ovality come after some
time?
1531Question.
Safety device fitted on E.G.E?
1530Question.
Blowdown procedure of boiler
1529Question.
stelite coating give composition
1528Question.
MAN B&W chain auto tensioner working
1527Question.
Why we have to turn the turning gear in opposite direction
slightly for taking deflection in last unit.
1526Question.
What is the expansion arrangement for boiler.
1525Question.
what is monowall.
1524Question.
why is less refractory required in esd3 boiler.
1523Question.
what boiler water tests you do.
1522Question.
what is the advantage of roof firing.
1521Question.
what is the difference between ESD 1 and 3
1520Question.
why is the distance between cotter, cap and spindle kept
D/4.
1519Question.
what is the lift you get on this of improved high lift
safety valve
1518Question.
Why is there a cotter on top of improved high lift safety
valve
1517Question.
what are the different means of superheat control.
1516Question.
Manual RPM and FUEL limiter function.
1515Question.
Torque limiter function.
1514Question.
Working of a scavenge limiter
1513Question.
purpose of the scavenge air pressure limiter
1512Question.
How many limiters are there on M/E
1511Question.
Purpose of Limiters
on Main engine
1510Question.
lambda controller. why we call it as lambda.
1509Question.
Why is tappet clearance given in generators
1508Question.
If your eng have 2 t/c and both are out can we still run
the eng.
1507Question.
Difference between Smoke and Water tube boilers
1506Question.
what are the contaminants of lube oil and why?give the
percentage you will allow for solid partilcles in lube oils as 2nd
engineer.
1505Question.
diff betn MC n MC-C MAIN BEARINGS
1504Question.
What precaution u take when u take thrust block clearance
n what is the limit?
1503Question.
disadvantage of Fuel pumps without shock absorbers
1502Question.
Adv/disadv of jack bolts
1501Question.
thrust block maintenance
1500Question.
In RT Flex , how is the fuel pumped to 1000 bar during the
engine start up as the fuel pumps are cam mounted. So they can only develop
after some running. Does it have any electrical pumps like ME engines?
1499Question.
What is the latest development in Tie rods.
1498Question.
diff between mc and mcc tie rods. Why tie rods break.
How much does engine compress with tierods.
1497Question.
What are the things in the F.O sample analysis report that
defines ignition quality
1496Question.
what kind of vibration top bracing particularly deals
with
1495Question.
what is plunger lift ? from which position to which
position plunger moves?
1494Question.
two materials used onboard for low temperature
purpose.their composition,and place of use?
1493Question.
watermist catcher -how to check from outside properly
working.
1492Question.
bottom end bearing bolt checks and time after which it is
discarded
1491Question.
How is 4stroke cylinder lubricated?
1490Question.
differences bet materials used for the diesel engine's
liner and piston rings
1489Question.
why is lo pressure trip on refrigeration compressors based
on differetial pressure?
1488Question.
What r 3 definition related to tlv?
1487Question.
Common faults might be found during piston inspection and
means to mend them?
1486Question.
Causes of Crosshead Bearing failure:
1485Question.
what is bearing wear monitoring system in MAN
1484Question.
if there are four units in compressor then how many units
can be unloaded?
1483Question.
what does 18% m/m of ccr in fuel oil means?
1482Question.
WHAT IS CAM LEAD?
1481Question.
Is there any mechanical stop for rudder movement
1480Question.
why flyweel is in the aft of the engine
1479Question.
how to take ship to safety if liner is cracked ?
1478Question.
what is the substitute for walnut shell?
1477Question.
Causes for increase in SFOC?
1476Question.
ways to improve SFOC
1475Question.
Define FUEL EFFICIENCY, MAIN FACTORS AFFECTING ENGINE FUEL
EFFICIENCY
1474Question.
How is Engine fuel efficiency measured
1473Question.
Boiler water level is not matching remote
and local. What can be the reasons?
1472Question.
Purifier vibrate.
1471Question.
How to Handle Different Oils.
1470Question.
Explain ALCAP system.
1469Question.
safety fittings in a boiler fuel oil system.
1468Question.
Two emergency valves are fitted in a boiler fuel oil
system, what are their locations and functions.
1467Question.
routine maintenance to be carried out on Deck crane
1466Question.
routine maintenance to be carried out on Windlass
1465Question.
What check are carried out on Engine Room crane and wire?
1464Question.
overhead crane safeties?
1463Question.
How to test electro magnetic brake of ship engine room
cranes.
1462Question.
Pedestal Cranes Safety Features
1461Question.
Shipboard Gantry Cranes Safety Features
1460Question.
Testing Maintenance & Examination of Lifting Plant
1459Question.
windlass safeties?
1458Question.
What are slipping clutch.
1457Question.
speed of the windlass.
1456Question.
anchor windlass maintenance?
1455Question.
How would you test the brake on the windlass?
1454Question.
why Water distillers are fitted high in the engine room.
1453Question.
How does pressure relief valve differs from a pressure
reducing valve. How does pressure reducing valve work
1452Question.
Different uses of threads on board.
1451Question.
Overhaul of Globe valves
1450Question.
procedure of overhauling the gate valve is as follows:
1449Question.
how the optimum desludging periods may be assessed of a
self cleaning lubricating oil centrifuge.
1448Question.
How a hole in a bilge main may be located.
1447Question.
Radial Piston Type (Heleshaw Pump)
1446Question.
why the pump has an odd number of pistons.
State why the pump has multiple cylinders.
1445Question.
how direction of the fluid is reversed.
1444Question.
how flow rate is varied.
1443Question.
How NPSHA may be increased by design.
1442Question.
how the internal condition of a centrifugal pump may be
assessed without the need to dismantle the pump.
1441Question.
Reciprocating pump is getting over heated, what checks
would you carrry out?
1440Question.
In a bilge pump casing made of cast iron there is a
suspected crack
Describe the procedure used on board to locate the crack
It has been decided to repair the crack by welding
Describe the procedure mentioning the kind of welding electrode
necessary
How can the quality of repair be tested before the pump is
put into operation?
1439Question.
Overhauling of centrifugal pump
1438Question.
How is axial thrust eliminated in a pump
1437Question.
overhaul for a single stage centrifugal pump, stating the
clearances that would be checked
1436Question.
why chemical tankers have dedicated cargo pumps whereas
bulk crude carriers have pump rooms.
1435Question.
Main Engine Lube oil pump overhauling procedure:
1434Question.
Give some details of the checks you would make on a
positive-displacement lubricating-oil pump when it is dismantled and opened up
for examination and survey.
1433Question.
Procedure for Overhauling of reciprocating bilge pump:
1432Question.
When sea-water circulating pumps are started it is noted
that the pressure on the suction line falls after the pump is set in motion.
Why does this occur?
1431Question.
FEW. What are its drawbacks?
1430Question.
How scrubbing processes reduces air pollution by diesel
engine exhausts gases.
1429Question.
How humidification processes reduces air pollution by
diesel engine exhaust gases.
1428Question.
Explain duel fuel engine, what is density of gas injected
in engine, at what compression ratio?
1427Question.
How cold ironing (shore power) processes reduces air
pollution by diesel engine exhausts gases.
1426Question.
Hybrid marine turbocharger.
1425Question.
advantage of super long stroke.
1424Question.
WECS in RTFEX Engine.
1423Question.
What is ELFI, ELVA, FIVA valve, EPIC, EICU, HCU, PMI,
in intelligent engines?
1422Question.
MAN B&W. Crash Astern
1421Question.
RTFLEX Engine Crash astern manoeuvring
1420Question.
How is M.E engine Reversing carried out?
1419Question.
HPS, its purpose, what it consists of?
1418Question.
CCU what task does it perform?
1417Question.
ACU what task does it perform?
1416Question.
ECU, what task does it perform?
1415Question.
EICU what task does it perform?
1414Question.
Why accumulator in lubricators of b&w is filled with
nitrogen.
1413Question.
Comparison between M.E- M.C. engines.
1412Question.
basic features of M.E. – G.I. ENGINES?
1411Question.
advantages of the M.E-C range of engines?
1410Question.
Difference between M.E. – M.C. engines.
1409Question.
difference between M.E engine and a R.T. FLEX.
1408Question.
How the main engine trip mechanism (L.O. low pressure,
overspeed) operates
1407Question.
Leaky intercooler of main air compressor while
maneuvering.
1406Question.
Reasons Bursting disc bursting during starting.
1405Question.
procedure for taking the bump or bumping clearance on one
cylinder of a reciprocating air compressor.
1404Question.
reason for Adjusting bumping clearance
1403Question.
reason for Annealing bursting disc
1402Question.
refrigeration compressor safety head and state it's function
1401Question.
Desirable properties of Refrigerants.
1400Question.
function \ Operation of Evaporator Back Pressure Regulator
Valve.
1399Question.
Relation of dry-bulb, wet-bulb, and dewpoint temperatures.
1398Question.
Procedure for Charging Refrigerant.
1397Question.
reason for foaming in refrigeration compressor.
1396Question.
Why are heaters provided in refrigeration compressor and
crank case?
1395Question.
Why is Evaporator Back Pressure Regulator Valve provided
on ref compressor?
1394Question.
For an expansion valve as fitted in a refrigeration system
name operational circumstances that may cause a high pressure cut-out to
operate?
1393Question.
Why does refer pipe lines not pass through engine room.
1392Question.
What is the relative importance of superheat and latent
heat of the refrigerant in the absorption of heat in the refrigerated areas of
direct and indirect refrigerating systems?
1391Question.
If the high pressure cut out has been tampered with and
the settings altered, describe how it may be re- adjusted when no instruction
manuals are available.
1390Question.
A refrigerating compressor controlled on stop/start is
observed to be running excessively. On inspection the cut out is observed to be
in order and the system is not short of gas and there is no air in the system.
reasons for the excessive running of the machine.
1389Question.
Why a crankcase relief door is not fitted in the
refrigeration compressor crankcase?
1388Question.
Explain hot gas defrosting in a/c fridge system.
1387Question.
What are the reasons for short cycling of a refrigerant
compressor?
1386Question.
How will you know the presence of air in the refrigeration
system? Explain the procedure for purging air
1385Question.
What is the quality of the vapor coming back to the
compressor suction in the refer system? In addition, how will you ensure that
the vapor has adequate degree of superheat?
1384Question.
Why is the fridge compressor belt driven?
1383Question.
What are the environmental problems with the use of CFCs?
1382Question.
capacity control in a refrigeration system.
1381Question.
Explain unloader of a refrigerating compressor,
reciprocating type.
1380Question.
Advantages of an
Oros combustion chamber, W-seat:
1379Question.
what is sliding valve. its testing procedure
1378Question.
advantages of Slide fuel valve
1377Question.
What is APR? function of APR. how to fit apr in cylinder
liner draw diagram. main advantages
1376Question.
What u do with boil off
1375Question.
What is that GCU
1374Question.
Where is the location of gcu
1373Question.
what takes the load of spindle in safety valve.
1372Question.
main engine and generator air cooler leaking. How to find
which tube is leaking.
1371Question.
Dia of nozzle and orifice for nozzle flapper
1370Question.
which type of bilge pump is used on board? how is it
driven, how is circular motion converted to reciprocating motion? what is the
material used for piston rings? how to remove liner?
1369Question.
what is the pressure of hydroblasting
1368Question.
What is the difference between sand and grid blasting.
1367Question.
which of the three methods gives us more better surface.
why he asked
1366Question.
suppose i use more prssure for hydro blasting will i get
better finsh
1365Question.
how do we know that we have achieved the standard.
1364Question.
contents of self polishing pain?
1363Question.
what is the leaching rate of self polishing paint? and
which is best method for surface preparations?
1362Question.
what is the standard for it?
1361Question.
how is steel plate preserved in ship yard? and which paint
is used?
1360Question.
what shuld be the thickness of primer
1359Question.
What is HR. What is the significance of HR.
1358Question.
Explain Painting scheme?
1357Question.
millscale on steel plate.
1356Question.
what are the differnt methods of surface prepartion.
1355Question.
seals in main engine fuel pump?
1354Question.
expansion arrangement in main engine exh valve.
1353Question.
Name the Bacteria that grows in the lub oil.
1352Question.
ME sump oil contaminated with water what u do when u cant
change it with fresh oil
1351Question.
SIPWATP what is A, TP
1350Question.
ice class ships what is speciality
1349Question.
How much more air is supplied to boiler and in diesel
engine
1348Question.
FWG salinity increased.Reasons
347Question.
what arrangement is provided for hoisting lifeboat with
the dead man handle in the closed position?
1346Question.
Define degree of superheat?
1345Question.
During inspection it is identified that the bolt locking
is intact, but the bolt is actually loose.
1344Question.
What r the rest fittings with steam trap? where does the
condensate from stem trap goes
1343Question.
malfunctioning of steam trap
1342Question.
how anodes r fitted?
1341Question.
What is rocking test of a crane ?
Why it is required to carry out this test?
how many places reading to be taken ?
1340Question.
wt is decompression lever in engine.
1339Question.
securing of hatch arrangement and its maintenance.
1338Question.
leak testing of hatch covers
1337Question.
winch brake lining replacement when and why to replace
1336Question.
thread type on CO2 gas bottle, Refrigeration Bottle and
DBplug.
1335Question.
Build-up of combustion residues. Where, what precaution.
1334Question.
Piston running hot, increasing knocking at ends of stroke,
speed decreasing, cylinder C.W. temperature rising. Reason. Action
1333Question.
Bilge p/p not taking suction from aft bilge well.
1332Question.
Top bracing functions?
1331Question.
explain point no.2 in detail, how it happens?
1330Question.
What do you mean by static and dynamic balancing?
1339Question.
When starting a generator how do you increase the speed
from control room?
1328Question.
What is droop in a governor? Why it is required?
1327Question.
what are temporary and permanent hardness salts
1326Question.
M/E T/C running at low rpm, reasons?
1325Question.
What are alkaline and non-alkaline salts in boiler
water???
1324Question.
What is vit index, fuel index & pressure index?
1323Question.
How the lift in sac volume type is fixed.
1322Question.
What is ductility and malleability give an example of each
in e/r.
1321Question.
if your compressor inter cooler got ruptured and you have
no time for repairing of compressor than how you will run the compressor
without repair.
1320Question.
Types of vibration associated with Large slow speed main
engines
1319Question.
What are the parameters of a lube oil analysis?
1318Question.
Latest development on Diesel Engines
1317Question.
diesel cyle, otto cycle, miller cycle difference and advantage
1316Question.
why rtflex uses low pressure gas injection where as ME GI
has high pressure gas injection
1315Question.
Your ships M/E stops at mid sea without any alarm. what
can be the reasons?
1317Question.
ME cyl hd gasket damaged ,on board gasket is less in
size . can be used or not.
1313Question.
If an AE performance drops suddenly within 2 days what is
the reason?
1312Question.
what are the methods to reduce CO2 emissions I.e carbon
print
1311Question.
If your ship were going into an overhaul period, write a
list of machinery inspections you would recommend.
1310Question.
What do you do at heavy sea as a 2/E ?
1309Question.
RESPONSIBILITY OF 2ND
ENGINEER
1308Question.
TAKING OVER AS 2ND
ENGINEER
1307Question.
Symptom, Effect of slack chain.
1306Question.
Chain slackness checking.
1305Question.
main engine using poor Heavy Oil, what are the impurities,
how the impurities attack the machinery parts.
1304Question.
Causes for Drop of Engine Speed during operation in spite
of the correct position.
1303Question.
How does a Stud extractor work?
1302Question.
Bridge gauge main brg clearance
1301Question.
Crank pin brg clearance
1300Question.
How do you select the correct current setting for welding?
1299Question.
What is GPR/GPO/LH electrodes?
1298Question.
How do you set up a new pipe for welding?
1297Question.
If thrust bearing lubricating oil temp. is getting
higher, what action will be taken by you?
1296Question.
Propeller + rudder drop and effect.
1295Question.
Flash point, power point, Auto ignition.
1294Question.
MCR, How to calculate?
1293Question.
Difference between 2S, 4S connecting rods.
1292Question.
Chain elongation.
1291Question.
Engine not reversing, what to check?
1290Question.
Cetane numbers.
1289Question.
Lubrication of cylinder
liner.
1288Question.
Single throw. Double throw crank
1287Question.
Need for 2 exhaust valve on A/E.
1286Question.
OMD calibration.
1285Question.
While entering a channel, engine J. W. cooling
temperature is raising, what action wi11 you take?
1284Question.
Cylinder head v/v opens inward (reason)
1283Question.
What is MCR and CSR?
1282Question.
Where is the thrust bearing in MC series or RTA engines’?
1281Question.
approximate figure for thrust clearance and suggest the
possible effects of incorrect clearance.
1280Question.
how thrust clearance is measured.
1279Question.
where are thrust bearing fitted in auxiliary engine and
why.
1278Question.
Purifier overflowing: Indication, cause, Remedy
1277Question.
What is the tightening pressure of cylinder head bolts for
sulzer engine?
1276Question.
Why the expansion ratio is not more than 1000?
1275Question.
Fuel injectors needle valves are found to be seizing
frequently explain the probable causes and remedial action to be taken. The
effect on engine.
1274Question.
consequence of bunkering a fuel with a pour point of 35°C.
1273Question.
What are persistent oils? What are its effects on marine
environment?
1272Question.
Broken stud of fuel pump of A/E removal:
1271Question.
What the term fuel index and how is it adjusted?
1270Question.
why Load is always placed on lower half of main bearing in
two-stroke cycle engine.
1269Question.
procedure for checking the top end bearing and crosshead
guide clearances
1268Question.
procedure for removal and refitting Big end bearing.
1267Question.
the Indication that the main bearing has wiped
1266 Question.
Con rod ovality. How to check. If Out of
limit what will you do?
1265Question.
Procedure for Cross head bearing survey
1264Question.
Possible defects, which could be found during the
inspection of BEARINGS.
1263Question.
Possible defects, which could be found during the
inspection of CROSSHEAD PIN.
1262Question.
Why the cross head has big diameter than its length than
any other journal?
1261Question.
Why improved high lift for safety valve.
1260Question.
What is the difference between static and dynamic oily
water separator?
1259Question.
Procedure for Maintenance of the oil mist detector
1258Question.
One unit of main engine blanking up procedure.
1257Question.
Stern Bearing Wear Measurement
1256Question.
Stern tube Oil Lubricated Type, Continuous length of
bearing metal, Thickness of bearing bush, Oil clearance, Maximum clearance
1255Question.
Oil Lubricated Type, Advantages, disAdvantages
1254Question.
How will you Test Stern tube for Leakage
1253Question.
Stern tube seal leakage Cause, Remedy, Rate of leakage
depend on what
1252Question.
Reasons for Crosshead bearing failure,
1251Question.
Different approaches adopted to overcome crosshead bearing
problems
1250Question.
How to pressure test piston after overhaul?
1249Question.
TC over run, Causes, Effects, Prevention
1248Question.
When G/E T/C overhaul, what measurements do you take?
1247Question.
How to check deflection of divergent nozzle ?
1246Question.
procedure for Inspection and testing of crankcase relief
valves in Service.
1245Question.
Centrifugal pump overhaul procedure and check point.
1244Question.
Minimum Requirements for Spare Gear:
1243Question.
What are liner ribs and why they are in segments and use?
1242Question.
How is it possible for bending moments to be set up in the
upper part of a cylinder?
1241Question.
Any reason for Cylinder liners to be thin at the bottom
than at the top.
1240Question.
What is the maximum amount of wear allowed on a cylinder
liner? Is the liner renewed when this maximum wear is reached, or earlier?
1239Question.
Type of repairs that may be used for a fractured copper
pipe for a cylinder Lubricating quill.
1238Question.
Cylinder lubrication, TBN how much it should be
1237Question.
Properties required and name the material used for the
manufacture of.
1236Question.
Draw bellow used in between
exh v/v and exh manifold?
How will you fit the bellow after it has expanded?
1235Question.
Why a defect resulting in a high exhaust temperature on
one cylinder can cause engine damage if the engine is not slowed down when the
fault initially occurs.
1234Question.
Causes for explosions in silencers and exhaust manifolds
1233Question.
What is Virtual tappet clearance?
1232Question.
Consequences of operating main engines with Burnt Exhaust
valve.
1231Question.
Cause for Exhaust valves to knock, not open, not shut?
1230Question.
What are the indications, causes, procedures to minimize
valve failure of cylinder head exhaust valve burn out.
1229Question.
Causes & remedy of Continuous spark from the funnel.
1228Question.
Exhaust temperature decreases, Single cylinders. Possible
Cause, Remedy
1227Question.
Exhaust temperature decreases, all cylinders. Possible
Cause, Remedy
1226Question.
Exhaust temperature raises, Single cylinders. Possible
Cause, Remedy
1225Question.
Exhaust temperature raises, all cylinders. Possible Cause,
Remedy
1224Question.
What is CCAI, CCR .
1223Question.
How MAN B&W fuel pump suction valve works?
1222Question.
Why isn’t a reducer fitted before the vit pilot valve,
when the max pressure needed is 3.5 bars, which is given during engine starting
and astern movements.
1221Question.
Procedure for Fuel Pump Cut Out Checks and Zero Setting
Checks.
1220Question.
What is Blow-past? Causes of blow-past: Remedy of
blow-past:
1219Question.
Fuel pump timing MAN B&W MC slow speed engine series.
1218Question.
Wartsila NSD RTA Fuel Pump Timing
1217Question.
Fuel Pump Faults.
1216Question.
Twin injection system & Twin fuel pump barrels.
1215Question.
some Fuel Injector Faults.
1217Question.
Power calculation of 4stroke engines.
1213Question.
Use of
Puncture valve in fuel pump.
1212Question.
Define low calorific, high calorific value of the
fuel.
1211Question.
What is the CCAI of a fuel oil?
1210Question.
What is ignition delay?
1209Question.
Sulzer RTA Fuel Injection Pump describe
1208Question.
Sulzer RT Flex Fuel Injection System explain
1207Question.
describe the Low Load Operation.
1206Question.
MAN B&W ME Engine Fuel System explain
1205Question.
procedure for measuring the Indicated Power or IP
1204Question.
Fuel Pump Timing of RTA ENGINE.
1203Question.
What is Fuel Pump Lead, Preparation, Procedure
1202Question.
What is Variable Injection Timing Gear, Reasons for VIT,
Advantages & Disadvantages of VIT.
1201Question.
Describe the VIT system for Sulzer Engines.
1200Question.
Advantages of VIT
1199Question.
Describe the VIT Method. Advancing & Retarding
1198Question.
Describe Fuel Quality Setting (FQS) Method
1197Question.
Counter balance valve
1196Question.
Puncture valve stuck
1195Question.
Me engines fuel booster pump working
procedure? in that pump how 8 bar pressure with increase to 270 bar to inject
1194Question.
How exactly does damping pin dampens the knocking effect of exh
valve ?
1193Question.
How to Detect a leakage in a bilge pump
suction line?
1192Question.
Why
multiple fuel injectors are fitted to large two-stroke cross head engines
1191Question.
In man b&w engine how do you ensure that air first
goes then the fuel goes during starting of a engine?
1190Question.
What is the degree of atomization (in microns) of fuel
droplet sizes, achieved in MAN B&W Diesel two-stroke engines.
1189Question.
Shell and tube L.o. cooler leaking. How to
find out which tubes are leaking
1188Question.
procedure to change a bottom end bearing of a large slow
speed engine.
1187Question.
How is the main
bearing bottom half shell extracted?
1186Question.
How is crankshaft
main bearing clearance measured?
1185Question.
why in large slow
speed diesel engines the force applied to the crosshead is against the
crosshead during the power and compression stroke.
1184Question.
What is the difference from design aspect of the crosshead
lubrication arrangements in the two engines that make it necessary to have a
separate high pressure pump in one make of engine, while the other one does not
need such pump?
1183Question.
In Sulzer engines, there is a separate crosshead
lubricating oil pump delivering oil at 12 to 16 bar for crosshead lubrication.
1182Question.
procedure for measuring the clearance of the crosshead
bearing.
1181Question.
How is Guide Clearance Checked and adjusted?
1180Question.
When the crosshead
pin is damaged by scoring, what immediate action that should be taken
1179Question.
How will you
discontinue the operation of the crosshead for MAN B&W & Sulzer
1178Question.
Procedure for the taking of main engine crankshaft
deflections.
1177Question.
what Crankshaft deflections are, why they are taken, and
what measurement units are used. What will happen if a bearing is high or low?
1176Question.
Difference in
journal load between two- and four-cycle single-acting
engines. how to measure wear.
1175Question.
What is meant by crankshaft shifting?
1174Question.
how ovality of a crankpin for a medium speed engine would
be repaired, how the bearing should be replaced;
1173Question.
Ovaility of
auxiliary engine crank pin. Causes & rectified
1172Question.
How would you establish whether slip has occurred in a
built-up crankshaft?
1171Question.
Effect on engine operation if crankshafts throw slip of
4°. action you will take to allow the ship to proceed safely to the repair
port?
1170Question.
What are the angle
for a V engine and what is their maximum limit.
1169Question.
What is the material of the crankshaft?
1168Question.
What is 1st order moment & second order moment?
1167Question.
What are the
methods to cope up with the second order moments?
1166Question.
What is an electric compensator?
1165Question.
How are the axial
vibrations caused in the crankshaft? How are they remedied?
1164Question.
How is torsional
vibrations generated?
1163Question.
1st order/ 2nd
order Moment Compensators location, use.
1162Question.
Why is the section of a medium speed engine connecting
rod is shaped like an “I” shaped section girder
1161Question.
Why a non-return
valve fitted to a medium speed engine’s connecting rod, where is it fitted
1160Question.
material of the 4S engine conrod? METHODS OF TIGHTENING
1159Question.
Bottom end bolt
slackened your action.
1158Question.
check you would
carry out on the bolts
1157Question.
stresses on Connecting rod bottom end bolts.
1156Question.
Difference between the Connecting Rods of 2-stroke Large
Slow Speed Engines and 4-stroke Medium Speed.
1155Question.
What is the material of connecting rod bolt? What is the
importance of elongation? What is the nature of stresses in this component and
why should these bolts be replaced after some time in service?
1154Question.
What’s a Planimeter and how do you put it use
1153Question.
use of 'planimeter' or by the use of the mid-ordinate
rule.
1152Question.
What information does Power or in-phase cards, Draw or
out-of-phase cards, Light-weak spring
card, 1151Question.
What is indicated power? How to calculate power?
1150Question.
Types of Indicator diagram?
1149Question.
How is Power Diagram taken?
1148Question.
How is Out-of-phase Diagram taken? What does it show
1147Question.
How is Compression Diagram taken?
1146Question.
How is Light Spring Diagram taken? What does it show
1145Question.
How is Peak or Maximum Pressure Diagram taken?
1144Question.
Show by the use of indicator diagrams Early Combustion
what are the CAUSE, Effects.
1143Question.
Show by the use of indicator diagrams Late Combustion what
are the CAUSE & Effects.
1142Question.
what is After Burning, Symptoms & Effects, Causes
1141Question.
EXHAUST VALVE OPENING Early opening, Late opening, what
are the CAUSE, Effects
1140Question.
Show by the use of indicator CHOKE EXHAUST
PORTS OR VALVES what are the Symptoms, CAUSE,
Effects, Remedies
1139Question.
Show by the use of indicator diagrams CHOKED FUEL
VALVE what are the Symptoms, CAUSE, Effects, Remedies
1138Question.
Show by the use of indicator diagrams LEAKY FUEL
INJECTORS what are the Symptoms, CAUSE, Effects, Remedies
1137Question.
Show by the use of indicator diagrams and explain the
effect of the defect on the working of the engine.
Worn fuel injection pump.
1136Question.
LEAKY PISTON RINGS
OR WORN LINER Symptoms, CAUSE, Effects, Remedies
1135Question.
Show by the use of indicator diagrams and explain the
effect of the defect on the working of the engine.
Late fuel injection.
1134Question.
Show by the use of indicator diagrams Leakage at piston.
Causes
1133Question.
Show by the use of indicator diagrams Sluggish Indicator
Piston.
1132Question.
Show by the use of indicator diagrams Loss of Scavenge Air
1131Question.
What is a draw diagram and what information is obtained?
1130Question.
What could lower the compression pressure?
1129Question.
IF compression pressure is low:
1128Question.
What is mean piston speed? Significance of MPS Limitations
of Mean Piston Speed and what’s the mean piston speed values for high, medium
and low speed engines.
1127Question.
Significance of mean piston speed apart from power
calculation
1126Question.
calculate the shaft power of main engine?
1125Question.
calculate the specific fuel oil consumption?
1124Question.
How is engine power calculated from the torsion meter?
1123Question.
How do you calculate fuel consumption in diesel engine?
1122Question.
Mean effective pressure, Length of stroke, Cylinder bore,
Indicated horsepower, Brake horsepower.
1121Question.
Factors governing
Crosshead guides, Top ends, Bottom ends, Thrust bearing, bearing
clearances.
1120Question.
Causes of bearing
knocking.
1119Question.
advantages,
Disadvantages of thick shell bearing.
1118Question.
Is Bedding in required for Main
and crank pin bearings?
1117Question.
What is
nip ?
1116Question.
Advantages
of Thin Shell Bearings
1115Question.
Different
between conventional and thin shell bearing ?
1117Question.
Cause of
thin shell bearing shifting?
1113Question.
check
after removing X head bearing ?
1112Question.
recent development in 4-stroke engine to counter ignition
delay problem
1111Question.
How to
check the bearing? (Bearing overhaul) Before removal, After removing
1110Question.
check
after removing main bearing?
1109Question.
checks
after removing big end bearing?
1108Question.
check
after removing upper half bearing?
1107Question.
check
after removing crank pin bearing?
1106Question.
What
points do you check on thin shell bearing during overhaul?
For old
& new thin shell
1105Question.
How to
decide that shell to be replaced?
1104Question.
How to
check bearing wear down (Main bearing) without bearing removal?
1103Question.
Causes
of bearing overheat
1102Question.
Cause of
Big end/crank pin bearing bolts failure
1101Question.
Overheating
of plumber block bearing how will you reduce it
1100Question.
How to
check plumber block at sea ?
1099Question.
Main
bearing removing procedure.
1098Question.
Big end
bearing removing and fitting procedure.
1097Question.
Bearing Clearances value.
1096Question.
Bearing
Clearance Methods:
1095Question.
Typical Bearing
Pressures:
1094Question.
Bearing Material
1093Question.
Bearing Material Mechanical Properties
1092Question.
How holding down bolts may become slack in service
1091Question.
Why side and end chocks are incorporated in addition to
holding down bolts in large main engines?
1090Question.
State the Factors which result in fatigue failure of
holding down bolts.
1089Question.
What are Jack Bolts? Advantage of Jack bolts
1088Question.
Opening procedure for Jack Bolts & Tensioning of Jack
Bolts
1087Question.
Why long holding down bolts are used.
1086Question.
engine top bracing, explaining why it is fitted to large
cross head engines
1085Question.
How a holding down system is checked
1084Question.
ENGINES WITHOUT TIE BOLTS.
1083Question.
Tie rod bolt pinch screw? Its purpose, where it is fitted
and why.
1082Question.
Action that should be taken to allow the ship to proceed
safely if a broken tie rod cannot be repaired right away.
1081Question.
Advantages claimed for the twin tie bolt arrangement.
1080Question.
If any tie rod is slackened up what way you will come to
know in running condition of engine?
1079Question.
consequences of operating an engine with a broken tie
rod.
1078Question.
Causes of Tie-Rod Breaking?
1077Question.
effects of over tightening a tie bolt.
1076Question.
Pretensioning Check.
1075Question.
Procedure for tightening tie rod
1074Question.
Why tie bolt are designed to be as close to the crank
shaft as possible.
1073Question.
Why tie bolt are provided.
1072Question.
Consequences of operating the engine with serious defects
present in the transverse girder.
1071Question.
What is
lost motion? What is Gain Motion?
1070Question.
explain the pneumatic Manoeuvering system.
1069Question.
Sketch a
manoeuvring diagram for MAN B&W engine.
1068Question.
Sketch a
manoeuvring diagram for sulzer engine.
1067Question.
describe a Sulzer RTA air starting system. how it
operates.
1066Question.
describe a Sulzer RT Flex Air Start System.
1065Question.
MAN
B&W MC Main Engine air starting system and describe how it operates.
1064Question.
describe The MAN B&W ME Engine Air Start System.
1063Question.
How will you test Steering gear motor failure
1062Question.
How will you test Auxiliary boiler flame failure
1061Question.
How will you test Cargo hold bilge alarm
1060Question.
How will you test Control air pressure low
1059Question.
Cause of High exhaust temperature differential. How will
you test it.
1058Question.
Leaking tubes can be a problem with air coolers and usually
appears in the form of excessive water at drains. How is it possible to find
the tube leak and plug it while the engine is still running?
1057Question.
Turbocharger out of Operation
1056Question.
procedure involved in the replacement of a turbocharger
bearing?
1055Question.
Procedure for OPERATION WITH DEFECTIVE TURBOCHARGER
1054Question.
What is matching of turbocharger? When is a turbocharger
said to be “matched” to an engine?
1053Question.
Types of pressure charging.
1052Question.
Different types of scavenging on 2 strokes.
1051Question.
State an approximate figure for thrust clearance and
suggest the possible effects of incorrect clearance.
1050Question.
how thrust clearance is measured.
1049Question.
approximate figure for thrust clearance and suggest the
possible effects of incorrect clearance.
1048Question.
Why are thrust bearing fitted close to engine.
1047Question.
what is gear hammer, what the damage it can cause and what
may be incorporated into the system to reduce or eliminate it.
1046Question.
What is Base
Circle, Cam
Angle, Angle of Dwell?
1045Question.
What is the advantage of employing inverse cam in the MC
engines?
1044Question.
stuffing box butt clearance reduced
1043Question.
SIPWA.
1042Question.
cause and effects of polishing or glazing?
1041Question.
defects that diesel engine stuffing box or diaphragm gland
likely to display?
1040Question.
Purpose of stuffing box, upper half & lower half of
the piston rod gland
1039Question.
Explain about Anti-Polishing Rings (Carbon cuttings rings,
Fire band rings etc). advantages
1038Question.
Advantages of Contoured Profiles?
1037Question.
Advantages of Chrome plating the liner & the ring
groove?
1036Question.
Why are Coating applied to the piston ring. What is
Running-in coating? To which piston ring are they applied.
1035Question.
Advantages - disadvantage of Large Radial Thickness?
Advantages of Large Axial Height?
1034Question.
butt clearance? Give value for large 2 strokes Engine,
axial clearance for the large 2 stroke and 4 stroke engine?
1033Question.
What is Radial clearance. Axial clearance. Butt clearance
1032Question.
effect on the piston crown when piston and liner
wear? How should piston and liner be inspected?
1031Question.
rule for finding piston ring butt clearance.
1030Question.
some values for the vertical or axial clearance and gap
opening of diesel engine piston rings.
1029Question.
value of radial ring thickness?
1028Question.
value of axial height of ring?
1027Question.
indication of piston going to seize
1026Question.
Reasons for piston ring collapsing?
1025Question.
cause for Piston Overheat? Detection of Piston Overheating
1024Question.
cause for Deposits on Piston Rings and Piston?
1023Question.
cause for Ring Breakage?
1022Question.
cause for Ring Sticking?
1021Question.
defects that diesel engine piston crowns are likely to
display? repairs that you would carry out
1020Question.
why properly honed diesel engine cylinder liner will
shorten the ring breaking in period.
1019Question.
Piston ring coatings and why?
1018Question.
What is plasma coating of piston rings? Which piston rings
are plasma or chrome coated?
1017Question.
What is the purpose of circumferential clearance of piston
rings?
1016Question.
What is the range of clearances for piston rings in
crosshead engines? What is fitted when large amounts of cylinder liner wear
occurs? What will excessive wear of piston rings cause?
1015Question.
functions of the piston ring. Material of piston rings
1017Question.
purpose of the skirt of a four stroke piston? material of
the skirt
1013Question.
cause for Broken Piston Ring? Effects
1012Question.
What is the cause for Cracked Piston? Indications, Reasons
1011Question.
Possible indications, causes, for Hot running of a piston
and Remedial measures you would take.
Possible indications.
1010Question.
Reasons for Piston Crown Burning?
1009Question.
faults in piston?
1008Question.
Piston Ring Clearances.
1007Question.
Reason for Piston Ring Failure.
1006Question.
Piston crown (fire side) deposits inside the ring groove
and on the body of piston. Indications, Causes, Corrective action
1005Question.
what is the effect of ignition lag on 2s & 4s and what
actions are required when using fuel with ignition lag ?
1004Question.
what is high efficiency turbochargers
1003Question.
effects and causes for Cylinder lubrication to fail, also
state the checks and remedial measure you will take.
1002Question.
Why Breaking in and Running in?
1001Question.
Where does Cylinder Liner Pitting corrosion occur reason.
1000Question.
Consequence if cylinder is operated with excessive
wear
999Question.
State the WEAR ALLOWANCE For TWO-STROKE, For FOUR-STROKE
engines.
998Question.
Excessive ring and cylinder liner wear. Indications,
Causes, Corrective action
997Question.
cause for cylinder liner cracking.
996Question.
COOLING WATER TREATMENT
995Question.
why Cylinder lubricating oil for a low-speed main
propulsion diesel engine is admitted to each cylinder during the compression
stroke.
994Question.
why Cavitation and corrosion in cooling water system of
diesel engine usually occurs at the pump impeller and the waterside of the
cylinder liner.
993Question.
What does the term bore cooling mean?
992Question.
How is the lower part & upper part of the cooling
water space sealed?
991Question.
In a Cylinder liner used for a 2-stroke main engine cross
flow scavenging. What provision are made for sealing cooling water and exhaust
gases.
990Question.
What is the maximum amount of liner wear in a Diesel
engine at which the liner should be renewed? What may be considered an excessive
rate of wear?
989Question.
Thermal stress occurs due to temperature change, both
constant and cyclic. Explain how you would control this temperature rise.
988Question.
how the Worn out liner effect the power developed by a
diesel engine
987Question.
Show on a sketch the position of some common liner failure
points. how these are caused.
986Question.
Why liner wear is maximum at the top.
985Question.
After measurement of cylinder liners, how are the results
put into a useful form?
984Question.
What is the liner wear rate? How is it achieved?
983Question.
To retain lubrication with chrome plated liners, what are
the two methods? What is etching of liner?
982Question.
Reason and remedy for Excess wear on liner, Cracks on
liner wall, Deposits on liner coolant side, Burning and cracking of piston
crown, Deposits on piston coolant side, Wear of piston rings and grooves,
Scoring of piston rod, Cracking of the piston mating surfaces.
981Question.
Consequences of under and over lubricating
980Question.
Checks carried out before fitting a new liner & after
the new liner has been fitted
979Question.
How would you know if you had a Cracked Liner or Cylinder
Head?
978Question.
Procedure for removal of a cylinder liner seized in the
entablature. [On large and small engine]
977Question.
If a cylinder liner jams in the cylinder jacket bore,
describe the procedure to remove it
976Question.
How would you determine whether the piston and liner are
suitable for continued use?
975Question.
Describe a method used for the manufacture of piston
rings;
974Question.
If a safety cartridge bursts how can the engines starting
system be restored temporarily?
973Question.
What is
Crash Manoeuvring? Procedure and sequence of crash manoeuvring?
972Question.
Explain the procedure to check Leaky Start Air Valves at
Port, At Sea.
971Question.
Explain the operation of Sulzer air start distributor
970Question.
Explain the operation of Sulzer automatic valve.
969Question.
Explain the operation of MAN B&W air start distributor
968Question.
Explain the operation of MAN B&W AXIAL air start
distributor.
967Question.
How would you reverse the direction of the 4stroke diesel
engine.
966Question.
Different Methods of reversing a main engine.
965Question.
RD Engine Reversing
964Question.
RND Engine Reversing
963Question.
RTA Engine Reversing
962Question.
Reversing of old M.A.N engines:
961Question.
MC Engine Reversing
960Question.
What is running direction interlock? Working.
959Question.
In sulzer we have wrong way alarm. What do we have in
B&W and how it works?
958Question.
Why are Flame traps at each elbow connecting the manifold
to the individual cylinder starting air valve required
957Question.
Why are Lightning relief valve for Starting air manifold
to the cylinders required
956Question.
Why are Starting air receiver relief valve; fusible plugs
required
955Question.
Why Automatic air starting relay valve required
954Question.
Why is Fuel pump "Zero" setting required?
953Question.
Why is Scavenge air trunk flaps and auxiliary blowers
Required?
952Question.
Why is "Wrong way" direction blocking, in
conjunction with "cam position" interlock Required?
951Question.
Why is Turning gear interlock Required?
950Question.
State the Possible Reasons for Cylinder Relief Valve
Lifting.
949Question.
What is the critical and barred range on an engine?
948Question.
In engine with separate telegraph and fuel lever, during
manouvring on engine room control when bridge asks for Slow ahead from Dead
slow ahead and by mistake the telegraph is moved to dead slow astern. What will
happen to the engine? what will happen in case the engine room telegraph is
brought to slow astern in the same way?
947Question.
possible cause for the Exhaust temperature of individual
cylinder to rise or drop?
946Question.
What are the Safe Guard against over speeding In Sulzer, B
& W engines & medium speed auxiliary generator engines?
945Question.
State how the slow turning system operates when an engine
start is initialized.
944Question.
Situations in which the slow turning valve is used
943Question.
What is the importance of starting air overlap? Reasons
for overlap in super charged engines What should be the minimum number of
cylinders for a two-stroke engine for air starting? What is the corresponding
number for four-stroke engine?
942Question.
How does the starting air brake the engine when changing
direction?
941Question.
leakage of Air starting valve
940Question.
Indications of leaking starting air valves?
939Question.
What would you do if an air start valve jams open whilst
manoeuvring?
938Question.
If the fuel oil booster pump fails how would you mange.
937Question.
Methods of producing astern thrust.
936Question.
Why astern power is provided for continuous operation
astern at 70% of ahead rpm at the rated speed.
935Question.
When pilot air is opened what happen in distributor of a
diesel engine
934Question.
What are the two connections on the air distributor?
933Question.
State the types of governor for main and auxiliary engine.
932Question.
Why is a
governor spring trumpet shaped?
931Question.
What is a Strut?
930Question.
State the type of lube oil used in Main engine, Auxiliary
engine their TBN and viscosity.
929Question.
What is SAE?
928Question.
HOW WILL YOU CHECK THE EFFECTIVENESS OF CYLINDER
LUBRICATION?
927Question.
What is the typical characteristic of cylinder oil for a 2
stroke crosshead engine?
926Question.
What is the typical feed rate?
925Question.
Why is the viscosity of the oil relatively high.
924Question.
The oil has a high TBN. Why.
923Question.
Describe the forced lubrication system as used on most
large Diesel engines.
922Question.
Difficulties in achieving correctly timed injection.
921Question.
Calculation of cylinder oil feed rate.
920Question.
Why is the cylinder oil TBN lower in a trunk piston engine
from that of a crosshead engine burning the same residual fuel?
919Question.
Aux. Engine crack found at connecting rod serrations how
you will repair
918Question.
What is principle of viscotherm? If viscotherm is absent
or damaged how do you maintain the fuel oil viscosity?
917Question.
Explain the cross head slipper lubrication
916Question.
What are Detergency and Dispersancy properties of lube
oil?
915Question.
What is Viscosity index
917Question.
What is viscosity? Differentiate between the kinematic
viscosity and the dynamic viscosity
913Question.
What are the cylinder lube oil properties?
912Question.
Soon after complete overhauling a generator engine, its
lube oil consumption increases. What checks do you carry out in this regard?
911Question.
What is the thermal efficiency of the main engine?
910Question.
How is an engine lube oil sample collected?
909Question.
Describe the MAN B&W ME Cylinder Lubrication
908Question.
Describe the new Pulse Jet Lubricating System
907Question.
What is the thread of propeller nut.
906Question.
How to measure con-rod bolt elongation?
905Question.
What is cross-blow?
904Question.
What are the methods of measuring clearance between
the propeller shaft and the bearing?
903Question.
Compare parallel flow and contra flow in heat exchangers
902Question.
What is the pressure rating of SH40 JIS pipe.
901Question.
What is loose ring in improved high lift safety valve?
900Question.
Contra
rotating propeller. How it cancels rotational losses
899Question.
Why dosing arrangements where the chemical is dosed into
the feed-line just before the boiler or directly into the boiler shell should
be avoided.
898Question.
What chemical is added to feed water tank
897Question.
Why Hot well is maintained at certain temp?
896Question.
What is "singing propeller"
895Question.
Cut in and cut pressure of refer and ac compressor?
894Question.
ALL TRIPS & ALARMS ARE PRESENT IN PURIFIER?
893Question.
WHAT DO WE CHECK IF TEMPERATURE OF ANY ONE ROOM IS NOT
COMING DOWN?
892Question.
WHAT ALL THINGS TO BE CHECK IF ALL ROOM’S TEMPERATURE IS
NOT COMING DOWN?
891Question.
WHAT TO DO IF DOMESTIC REFRIGERATION PLANT IS SHORT
CYCLING?
890Question.
BRIDGE INFORMS LOT OF
SMOKE COMING FROM FUNNEL. WHAT ALL THINGS WE SHOULD DO?
889Question.
HOW WILL YOU TEST & OVERHAUL THE DEFECTIVE AE FUEL
INJECTOR?
888Question.
AUXILIARY BOILER EXTINGUISHES, WHAT IS YOUR ACTION?
887Question.
Procedure for measuring wear down of oil—lubricated
bearings
886Question.
Fuel pump delivery valve how is it designed & how does
this design help.
885Question.
Why is it recommended to use fuel pump pipes made up of
seamless, solid drawn tubes?
884Question.
Why is Effective stroke is not directly related with the
injection system
883Question.
How does a bypass valve in a common rail fuel system
control the Injection Pressure?
882Question.
For containerships which have refrigerated containers,
this will greatly increase the total power consumption of the vessel. Will this increase the EEDI value?
881Question.
If gas is used as primary fuel, how can this be
verified?
880Question.
In relation to the above, is there a minimum size of gas
fuel storage tanks to demonstrate that gas is the primary fuel?
879Question.
Used lubricating oil (ULO):
878Question.
Total sediment existent and total sediment potential:
877Question.
Significance of TSP in Fuel Oil.
876Question.
Stripping pump not taking suction, how will u discharge
remaining cargo?
875Question.
How the vibration prevented in cargo pump shaft
874Question.
What is trend analysis?
873Question.
Plunger lift ? How to measure?
872Question.
attemperator and desuperheaters?
871Question.
When taking a draw card for a unit on a main engine u find
the compression pressure is lower then normal.
what is the permissible drop of peak pressure will u
accept before stopping the engine for maintenance?
870Question.
What is INFI AND INVA?
869Question.
Exhaust gases having considerably less pressure than the
scavenge pressure even though how it drives the turbine and blower to produce
scavenge?
868Question.
What is TEFV, How fan is connected in TEFV
866Question.
Difference in cast iron of piston ring to that of liner
865Question.
What is
function of back up ring which is fitted along with o ring?
864Question.
What is sdr
vv.?
863Question.
How is spindle and vv attached.
862Question.
What is the function of pressure nipple, neck bush and
stagnation control v/v in rta fuel pump
861Question.
What’s the specialty of RT Flex fuel injector?
860Question.
What’s the
function of slide valve in ME series fuel injector?
859Question.
Hydraulic fluid functions and property
858Question.
What is total sediment potential?
857Question.
What is pre-control & post-control?
856Question.
What are the Characteristics of low-sulfur fuel oil?
855Question.
How and where is the Chrome liner in stern tube fitted and
how will you take it out?
854Question.
What’s d diff. b/w shock & relief valve in steering
gear?
853Question.
That means it will always lift before relief valve?
852Question.
Why in boiler we have forced draught fan and in
incinerator induced draught fan
851Question.
What is rating of a marine diesel engine?
850Question.
What is Maximum Rating of a marine diesel engine?
849Question.
What is Derating of a marine diesel engine?
848Question.
In rt flex
engines how vit is incorporated electronically?
847Question.
What all to check as 2nd engineer after grounding.
846Question.
Importance
of lip in safety valve
845Question.
Purpose of deep honed liner
844Question.
Difference between RND vs RTA liner construction?
843Question.
Draw the graph between sfoc and power
842Question.
Define VCF and WCF. Give the formula for bunker
841Question.
What is Pump Lift?
840Question.
How deviating exhaust temperatures may be corrected
839Question.
How is Safety device test of Aux. Boiler and Exhaust gas
economizer conducted?
838Question.
How is Mooring Winch Brake holding test carried out?
837Question.
How to check Gear backlash of mooring winches
836Question.
WHAT TESTS AND TRIALS ARE CARRIED OUT AT SEA TRIALS, STATE
THE TRIAL RELATED TO ENG ROOM
835Question.
How is crash stop astern test carried out?
834Question.
How is crash stop ahead test carried out?
833Question.
Why is Jack-up method for intermediate shaft bearing
carried out. Explain the procedure
832Question.
Procedure for Rudder - Internal inspection
831Question.
Rudder Jumping stopper bar clearance measured. What are
the normal clearance stopper and the rudder?
830Question.
Rudder Pintle bush clearance measured. What is the normal
clearance?
829Question.
Rudder Neck bush clearance measured. What is the normal
clearance?
828Question.
Rudder swing check
827Question.
What is crankshaft ‘parallelism’ test, how is it carried
out?
826Question.
What is a Jack-up Measurement?
Sea Trial- How is it done?
824Question.
Why must the clearance between the jumping bars fitted on
the rudder and pintle structure is to be less than the clearance of the trunion
with the rams.
823Question.
What is the function of the valves " pressure relief
" fitted between the Port and Starboard cylinders?
822Question.
What is wet steam, explain
821Question.
What are the most common faults resulting in failure to
raise adequate vacuum in a fresh water generator ?
820Question.
After a total black out with an automatic power supply
system, what is the correct sequence for starting the essential
819Question.
In a trunk type piston, the gudgeon pin is subject to two
forces. What are these forces ?
818Question.
What is the purpose of the starting valve fitted on the
cylinder head of a diesel engine?
817Question.
At what moment will the cylinder head starting air valve,
open and allow 25 bar to flow into the cylinder?
816Question.
When you
read a crankshaft deflection figure and the + sign is indicated, for example
+4, what does this means
the crank webs have opened up by 4/100 mm.
815Question.
Why can the temperature of the scavenge air after the
scavenge air cooler not be lowered below a given temperature and why has the
temperature to be regulated above this value?
814Question.
On which unit of the scavenge air system is an automatic
drain fitted?
On the scavenge air manifold.
813Question.
If the output of this auxiliary diesel increases, say by
30 %, how will the thermometer readings on the outlet side of engine and
turbocharger change?
812Question.
How is the exhaust gas turbocharger cooled in relation to
the engine?
811Question.
Which thermometer always indicates the highest temperature
in the turbocharger ? why
810Question.
What is the purpose of the fins fitted on steam piping ?
809Question.
After sometime, scale build-up is unavoidable in steam
generating coils. How is it removed?
808Question.
Why is there an air vent provided on the atmospheric
condenser?
807Question.
In a split, reduced steam manifold, one manifold of
pressure7.0 bar, the other 3.0 bar. From which manifold are the returns taken
direct to the hotwell?
806Question.
Prior to carrying out any work on boiler burners, You must
ensure that funnel uptake flap is closed. What is understood by this?
805Question.
How do you carry out skimming operations on the boiler
water?
804Question.
When skimming-off, which valve will you fully open first
and close last, whilst operating the other valve throttled ?
803Question.
If the stand-by indicating light is energised on the
control panel of boiler burner, what does it indicate?
802Question.
What is the purpose of the restart button which you will
find fitted to the control panel of boiler's burner?
801Question.
If you fire the boiler and it misfires repeatedly,
indicating flame failure, what are you going to check first?
800Question.
In A/E fuel pump what is the material of erosion plug?
799Question.
What is the stroke to bore ratio of MC-C engine and Meb
engine
798Question.
Chemical composition of de-scaling liquid
797Question.
Why Corrugation in scotch boiler
796Question.
What is clag
795Question.
What’s black oil n white oil?
794Question.
Why Draw of a Propeller is required ?
793Question.
Coating on the internal side of M/E liner
792Question.
Why?
791Question.
Is this coating also there on A/E - if not why?
790Question.
Advantage of spectrographic analysis of lube oil.
789Question.
'microbial degradation' of oils what is it
788Question.
HOW IS THE STERN TUBE FITTED TO STERN FRAME
787Question.
Purifier sliding bowl how does it lift up,working
principle behind it?
786Question.
OROS piston advantage
785Question.
What is Pyrolysis
784Question.
Dryness fraction/ Wetness Fraction of steam
783Question.
Decrease in maximum cylinder combustion pressure.
With increased exhaust temperature and smoke.
Rossible Cause
Action.
Remedy
782Question.
Decrease in maximum cylinder combustion pressure.
With exhaust differential temperatures normal for all
cylinders.
Rossible Cause
Action.
Remedy
781Question.
Decrease in maximum cylinder combustion pressure.
Maximum combustion pressure high.
Compression pressure normal.
Rossible Cause
Action.
Remedy
780Question.
Decrease in maximum cylinder combustion pressure.
Maximum and compression pressures low.
Rossible Cause
Action.
Remedy
779Question.
wedge loading in crosshead bearing in smc engine ?
778Question.
Sea water piping to central cooling system has ruptured,
action to be taken to allow the ship to proceed to a repair port if the engine
must be operated with greatly reduced cooling capacity
777Question.
How jack bolt used for sulzer main bearing decreases the
distance between the tie rods
776Question.
What is
herringbone gear. Difference between spur & herringbone gear
775Question.
Define dryness fraction of refrigerant
774Question.
What is SDR valve.
773Question.
What is vacuum steam?
772Question.
Draw & Explain Safematic steering gear system.
771Question.
What is Ogee Ring.
770Question.
Causes of governor hunting in which type of governor
769Question.
Describe what is ZERO & SPAN ADJUSTMENT.
768Question.
Why fuel oil density is measured at 15 deg cel
767Question.
What is oil miscibility?
766Question.
Why bands are provided in piston skirts and what is the
material?
765Question.
What is stall in steam heaters?
764Question.
Why does Stall Occur?
763Question.
What causes stall?
762Question.
Effects of stall
761Question.
Problems associated with stall:
760Question.
What is foaming in oil?
759Question.
What will happen if we overfill lube oil in engine?
758Question.
What Steps would you take against high particle content /
increased engine wear?
757Question.
INCREASED EXHAUST TEMPERATURES
756Question.
Why is acetylene gas cylinder for gas welding to be
erected in upright position?
755Question.
What is the difference between heavy furnace oil and crude
oil?
754Question.
What is thermal loading of engine?
753Question.
Which system continuously monitor the liner wear down in
sulzer and give readings?
752Question.
What Causes NOx in Marine Engines?
751Question.
What are the new technical development for propeller
750Question.
Difference between short tie rods and long tie rods.
749Question.
What do you understand by composite, alternative and
economizer boiler?
748Question.
Marking of safety valve?
747Question.
Types of boiler by pressure:
746Question.
CAPACITY OF REVERSE OSMOSIS DISTILLATION
UNIT REDUCED. SYMPTOMS CAUSES ACTION
745Question.
744Question.
Why cylinder L.O alkaline? If not, what would be result in
prolong running of engine?
743Question.
In cylinder liner where thermal stresses have been reduced
without compromising on mechanical strength.
742Question.
If the sulphur content in fuel is low, what are the
consequences on engine operation?
741Question.
Discuss the causes, effect & corrective measure for
problem relating to Fresh or sea water contamination of lube oil
740Question.
Discuss the causes, effect & corrective measure for
problem relating to Increase in insoluble of lube oil
739Question.
Discuss the causes, effect & corrective measure for
problem relating to Drop in alkalinity of lube oil
738Question.
Discuss the causes, effect & corrective measure for
problem relating to Change in viscosity of lube oil
737Question.
State the various safeties and alarm fitted in oily water
separator (Q.W.S)
736Question.
State the purpose of various safeties and alarm fitted in
oily water separator (Q.W.S)
735Question.
Should a piston-ring material be harder or softer than the
cylinder material in which it works?
734Question.
If the crosshead and crankpin bolts are insufficiently
tightened what effect does this have on the bolt?
733Question.
Why is it particularly important that the total thickness
of the shims or liners for crosshead and crankpin bearing adjustment be kept
the same on both sides of the bearing? What happens if the thickness varies on
each side of side-rod crosshead-and crankpin bearings on opposed piston
engines?
732Question.
Connecting rods on slow-speed engines are round in
cross-section while on medium- and high-speed engines the cross-section is
found to be I or rectangular-shaped. Why is this so?
731Question.
What kind of surface finish is required for crosshead
pins?
730Question.
Assume that a large slow-speed main engine crankshaft
journol has slipped in its web. Would it be possible to effect a permanent
repair without removing the crankshaft from the engine? If such a repair is
possible, how would it be carried out?
729Question.
What are the opening periods for starting air valves? How
is the opening period controlled and what is overlap?
728Question.
The screw shaft bearing fitted in the aft end of the stern
tube has its wear-down checked when the vessel is in dry-dock. How is this
check carried out? Is it necessary to dismantle the oil gland or outer seal In
oil lubricated stern-tube bearings?
727Question.
Why are Intermediate shafts smaller in diameter; than
screw shafts? What factors govern the size of these shafts?
726Question.
Why is subcooling done in refer system?
725Question.
Explain & draw sliding type fuel injector
724Question.
how many bolts are there in rudder stock to hold it. what
is the specific name of the bolt?
723Question.
What is VTA, wat type of turbine in VTA? working of VTA
Slow Steaming
722Question.
If no TDC mark on flywheel how will you check pump timing
for M/E & G/E?
721Question.
How to check the fuel injection pump timing? By hair line
method, In hair line not given, By Goose net method
720Question.
Adjustment on Small engine & Large engine
719Question.
Symptoms of incorrect timing ?
718Question.
What will occur is oil leak in T/C system?
717Question.
How to measure TC axial and radial clearance?
716Question.
What parts will you check when G/E T/C overhauled?
715Question.
Procedure
for T/C O/H ?
717Question.
T/C overhauling checking.
713Question.
What is K value? Purpose of K value?
712Question.
Oil mist detector maintenance ?
711Question.
Screw pump overhaul procedure and check point
710Question.
How do you know air cooler leakage?
709Question.
How to check cooler efficiency?
708Question.
Purpose of baffle plate
707Question.
How do you know L.O cooler leakage? What to do if L.O
cooler leakage occur?
706Question.
Cause of loss of vacuum effect in F.W.G
705Question.
What will happen while F.W.G vacuum reach 100%
704Question.
What is solenoid valve? How to operate? Why fitted?
703Question.
Different between relief valve bursting disc and Fusible
plug?
702Question.
Procedure for boiler hydraulic pressure test?
701Question.
Safety devices on Cylinder Cover
700Question.
Why does timed lubrication have little merits?
699Question.
Reasons of maximum wear at top of the stroke & around
the ports
698Question.
Different Types of liner wear, their rate and pattern.
697Question.
Causes for liner wear.
Other related causes:
696Question.
In tankers and bulk carriers, where long ballast passage
are made with the trim aft, where will maximum liner wear be found
695Question.
Safety Devices on Exhaust Gas Boiler:
694Question.
Safety
Devices on Scavenge Trunk (for prevention of Scavenge Fire)
693Question.
Air Bottle Survey:
692Question.
Describe the Main Functions, construction, and operation
of thermostatic Expansion Valve.
691Question.
Why
Equalizing Connection fitted Refrigeration Plant?
690Question.
Refer plant survey
689Question.
What are the indication of a Defective Suction valve &
Discharge valve
688Question.
What are the cause effect and remedy of a Choked Expansion
Valve?
687Question.
What are the various methods to defrost Brine System?
686Question.
How is the Liquid Flow Back prevented in a ref plant?
685Question.
Why rudder angle is limited to 35°on each side?
684Question.
What is Pintle &Locking pintle. How is weight of a
rudder carried?
683Question.
What Protections is there against steering gear damage,
due to rudder effect:
682Question.
Describe the procedure for Removal of rudder
681Question.
Ram type Steering Gear, describe the Rudder Wear down
Measurement procedure, at sea and in dock.
680Question.
What action do you take if one of the passages of boiler
gauge glass is chocked?
679Question.
Where are Dehumidifier fitted and what are its function.
678Question.
Why Cold Room is defrosted and what are the methods of
defrosting?
677Question.
Why
Compound Valves are used in Air Compressor?
676Question.
Camshaft Timing Adjustment by Pin Gauge
675Question.
If camshaft deviates:
674Question.
Advantages of single cam and double cam:
673Question.
Why ‘lost motion’ not necessary on some engine?
672Question.
In large marine engine which type c/s is used and why?
671Question.
What are Operating Conditions, Indication, &
Prevention for a Uptake Fire:
670Question.
What is Propelling Power Allowance? How is it determined?
669Question.
What is Homogenizer?
668Question.
What is Viscotherm Unit? How it operates
667Question.
What is Thermal Cracking?
666Question.
Precaution to be taken if you receive Bad fuel:
665Question.
What is Compatibility of fuel and state its remedies and
test procedure
664Question.
What is Poor quality fuel?
663Question.
Requirements for the use of high viscosity fuel:
662Question.
Effects of Bad Fuel Oil:
661Question.
How to order bunker:
660Question.
Bunker Specifications:
659Question.
If LO is contaminated with SW:
658Question.
Water in LO Effects, Remedies
657Question.
How to remove contaminants:
656Question.
What are the Symptoms of LO Contamination:
655Question.
What are the Contaminants in LO and its sources
654Question.
Explain Elasto hydrodynamic lubrication.
653Question.
Explain Hydrostatic lubrication.
652Question.
Explain
Boundary lubrication.
651Question.
Explain Hydrodynamic lubrication: [full fluid film]
650Question.
Viscosity Index, VI:
649Question.
Different types of Welding on Cast Iron:
648Question.
Different types of Welding on Aluminium:
647Question.
On what does Welding Distortion depends
646Question.
What is Electron Beam Welding?
645Question.
What is Arctic D steel:
644Question.
What is the meanings of S,M,C and C.
643Question.
Which is latest engine for tanker, bulk carrier?
642Question.
How is the furnace attached to the boiler shell?
641Question.
Discuss Biological Sewage Treatment Plant:
640Question.
What are the Important Equipment Sewage Treatment Plant:
639Question.
BOD:
638Question.
Coliform Count:
637Question.
Safety devices fitted on incinerator:
636Question.
Stern tube leaking, measure to stop leakage?
635Question.
Boiler Internal Fittings:
634Question.
How to Measure Depth?
633Question.
What is the Echo Sounder?
632Question.
Cooling water and boiler water tests with values?
631Question.
What is a back pressure valve and equalising line in
refrigeration?
630Question.
How to do bedding of spare propeller once the old
propeller is removed in dry dock. How to find out exactly how much surface
bedding is there.
629Question.
What are the losses (frictional, pumping, inertia, etc) in
marine diesel engines due to, "The Crankshaft”?
628Question.
Explain how four stroke and large slow speed two stroke
engines can operate without a turbocharger.
627Question.
Explain
clearance fit, transition fit and interference fit.
626Question.
What for blue valve and red valve on ref system?
625Question.
Why the gauge glass water colour dark ?
624Question.
Types of variable delivery pumps and where
they used?
623Question.
Paint Scheme on ships. how is thickness
decided. Thickness. Structure. How to measure.
622Question.
Auxiliary Engine air Cooler leak How to find out?
621Question.
ER Crane checks and testing as 2E:
620Question.
Hydraulic System for Ballast or Cargo Valves
619Question.
What type of rudder is a spade rudder?
618Question.
How are rudder classified sketch and explain.
617Question.
What causes the rudder to lift and how is it resisted.
616Question.
What is Sweet crude and sour crude?
615Question.
PURIFIER INSPECTION
616Question.
How to check leaky tube in an air cooler:
613Question.
Checks carried out on a Tail shaft?
612Question.
Steam traps how to adjust it
611Question.
What is the material of bush used for rudder
610Question.
Advantages of welding over riveting:-
609Question.
what are the reasons if suction and discharge pressures of
reefer compressor are showing same?
608Question.
What is d difference b/t doublers and insert?
607Question.
How sea chest grating is fitted from outside.
606Question.
Hydrophore pump Short cycling actions to be taken?
605Question.
What is Back Gouging?
604Question.
Lathe machine parts
603Question.
Least count of screw guage
602Question.
Inspecting dial indicators
601Question.
Types of Chucks on lathe:
600Question.
Which one will use all jaws together one.
599Question.
How to Check Centrifugal pump shaft trueness.
598Question.
Why main engine air cooler is of shell and tube type, why
not of plate type?
597Question.
What is the
pressure for Schedule 40 & 80.
596Question.
How to tighten bottom plug
595Question.
What does a schedule number indicates
594Question.
What is CW, ERW, STD, XS?
593Question.
Difference between reed valves of refrigeration
Compressors and air Compressors?
592Question.
Diesel engine with exhaust and inlet port cut on the liner
employs what type of scavenging?
591Question.
What is a King Horn Valve, where do you find them?
590Question.
Why square section springs are used for safety valve of
boiler.
589Question.
In an air compressor if the air filter gets choked, will
compressor run hot or cold?
Prove it using Boyle's law.
588Question.
Piston removing arrangement in SULZER piston
587Question.
What is deep well p/p and submersible pump?
586Question.
Types of hydraulic accumulators.
585Question.
Functioning of an accumulator
584Question.
types of ring spanner?
583Question.
What is fatigue failure?
582Question.
What exactly is wiredrawing?
581Question.
How do you carry out LP and HP cut-out on a refer
compressor?
580Question.
Why refer and A/C compressors are belt driven and not
directly coupled to the motor?
579Question.
How is Engine room crane load test carried out?
578Question.
Effect of increase in wear ring clearance
577Question.
What is double duct in Air condition plant?
576Question.
Why telescopic gauge is called telescopic?
575Question.
What is BOILING POINT
574Question.
What is the process of Polymerization?
573Question.
What are cat fines and what problem will it create in the
engine and how do you tackle it.
572Question.
What is catalytic cracking and what is Vis
cracking
571Question.
What is square engine?
570Question.
What is the use of heat exchanger after the booster pump
on the deck of a lpg ship?
569Question.
What are the causes and remedies of Water bobbing up &
down in gauge glass of a boiler.
568Question.
What are the causes and remedies of Scale formation in
boiler?
567Question.
What are the causes and remedies of corrosion in boiler?
566Question.
How does
bulging of tubes takes place in boiler and how to rectify it
565Question.
Types of boiler corrugations
564Question.
Types of boiler furnace
563Question.
Types of pumps in E/R and max suct. head for cent. pp.
562Question.
What is differential switch in crane?
561Question.
What are the safety features in crane other than limit switches?
560Question.
What is Dealuminification
559Question.
What is Dezincification? How to prevent
558Question.
What is babbitting
557Question.
What is Clearance Volume? How to find out the clearance
volume of a cylinder.
556Question.
Why to Find the Clearance Volume of a Cylinder?
555Question.
What are the new boiler survey schedule and requirement?
554Question.
Starting / Stopping of a Sewage Plant
553Question.
sewage treatment plant Routine Checks
552Question.
Why centrifugal pump have no relief valve.
551Question.
What is glide?
550Question.
Why is the suction pressure of refrigerant plant and a.c. plant
different.
549Question.
What are the reason of stuck gate valve.
548Question.
How will you overhaul a globe valve?
547Question.
How to test compressor safety valve
546Question.
How to determine the Boiler Safety valve set pressure
545Question.
ERW pipes means
544Question.
What is Trammel gauge?
543Question.
What does clad steel consist of its advantages,
disadvantages.
542Question.
What is the function of inhibitors and catalysts?
541Question.
Composition of incinerator refractory?
540Question.
What is provision for prevention for leakages in hydraulic
motor, from Cargo side to oil side and oil side to cargo side.
539Question.
Types of hydraulic motors on bulk carriers & tankers?
538Question.
Winch brake lining overhaul, replacement when and why to
replace
537Question.
How would you test a bilge injection valve?
536Question.
What are the significant steps for repair by welding a
crack in a high pressure steam pipe at sea?
535Question.
Why ultra sonic can’t be used on CI casting.
534Question.
Action if the exhaust valve leak during Suez
canal transit.
533Question.
How do you specify pipe size?
532Question.
Is there any difference between relief valve and safety
valve?
531Question.
What is dress coupling? draw
530Question.
Why is gear oil different from others?
529Question.
What are the different type of taps and dies?
528Question.
What is hunting tooth?
527Question.
What is gear back lash? Lack of back lash causes
526Question.
What is ermato joint
525Question.
What Is a Flaring Tool?
524Question.
Important dimensions of flanges? Types of flanges?
523Question.
Pipe schedule?
522Question.
Types of threads?
521Question.
What is GPR/GPO/LH electrodes?
520Question.
How do you set up a new pipe for welding?
519Question.
How to check low water level alarm in boiler and very low
level trip
518Question.
Checks while fitting the propeller
517Question.
How does a Stud extractor work?
516Question.
How does a chain block work?
515Question.
Hull Air lubrication system,
514Question.
Advantage of plate sandwiching?
513Question.
Why engine crankcase vent outlets be equipped with
Corrosion resistant flame screens
512Question.
What is Pinch point
511Question.
Checks carried on anchor chain cable in dry dock.
510Question.
What are the test done on anchor.
509Question.
How are 2 shackle connected in anchor chain.
508Question.
How is a hole pierced on a plate using oxy-acetylene gas.
507Question.
What inspection are to be carried out on a refer
compressor before restarting which has tripped on HP.
506Question.
If superheat sensor bulb is broken or wrongly fitted.
505Question.
If thermostatic expansion valve is malfunction
504Question.
How does the crankcase of an AC compressor gets frosted.
Explain the reason in detail.
503Question.
What is the petroleum number of grease?
502Question.
What is dropping point of grease?
501Question.
COMPRESSOR PURGING
500Question.
TOPPING UP OIL WITH COMPRESSOR OPERATING.
499Question.
Explain the unloaded starting of an AC compressor.
498Question.
How is the load controlled in an AC compressor.
497Question.
How is the refrigerant system pressure tested and pumped
down.?
496Question.
How is the refrigerant evacuated from the system?
495Question.
Describe the new pressure test of refrigeration system
494Question.
Lift pressure [drum safety valve].
493Question.
Reason for low pressure setting.
492Question.
Why boiler safety valve spring is square in shape cross
section.
491Question.
Clearance between pump barrel and plunger in fuel pump.
490Question.
What is CPR
489Question.
Why longer bolt for foundation bolts.
488Question.
How many times a self locking nut can be used
487Question.
Where it is used in engine
486Question.
How to order hacksaw.
485Question.
Specification of hacksaw.
484Question.
what will you do if crankshaft slippage is there. How much
is allowed
483Question.
Crankshaft action
If the slippage is small, If the slippage is excessive
482Question.
How to sharpen drill bit. Give the angle in drill bit.
481Question.
What is Least count? What is Least count of a
vernier
480Question.
Calculating micrometer screw gauge reading:
479Question.
What is Least count of a screw gauge micrometer.
478Question.
What is batch purification, continuous purification of oil
477Question.
What is Ferrography.
476Question.
What is spectrography.
475Question.
Special springs are used for securing fuel injector to
cylinder head.
474Question.
Grades of file.
473Question.
How to order files.
472Question.
Type of bastard file
471Question.
Why call it a bastard file?
470Question.
What are the component of grease.
469Question.
Fuel pump stud broken how to remove.
468Question.
How will you weld a doubler plate on the deck plating
where it has developed a small hole.
467Question.
What are the check on the sea chest in dry dock.
466Question.
How to tighten a self locking nut.
465Question.
The primary objectives of tempering
464Question.
What is the device used for load test of crane and lifting
devices?
463Question.
What is a Load Cell?
462Question.
What is wick boiling?
461Question.
What are the specification of grinding wheel.
460Question.
What is GWP?
459Question.
What is ODP?
458Question.
Types of taps.
457Question.
Information required for ordering special Acme Taps or
Trapezoidal (metric) taps
456Question.
What is the difference between BSP thread and BSW thread?
455Question.
Why cavitation will occur in Centrifugal
454Question.
Procedure for Survey of centrifugal pump.
453Question.
Working of axial vibration damper.
452Question.
Inspection of axial vibration damper
451Question.
Where can you use Ultrasonic test, Radiography. MPI.
Magnetic particle inspection, Dye penetrant.
Ultrasonic test
450Question.
Compression ration of engine.
449Question.
When engine is changed over from DO to HFO. What happen to
the rpm with the fuel rack in the same position.
448Question.
what is molybdenum disulfide
what are its properties.
447Question.
Why centrifugal horizontal pumps are installed in fwd and
aft direction only and not in arthwart ship position.
446Question.
How piston is tested for leaks after overhauling.
445Question.
Repair of refractory.
444Question.
How is SAE Grading done.
443Question.
Meaning of SAE 20W40
442Question.
What are the normal crankcase inspection done when the
engine is running.
441Question.
6SMC-50 engine. How to test wrong way alarm.
440Question.
How is refrigeration charging done in refrigeration plant
439Question.
In A/E, if a cam has turned for any one unit. How is it
corrected. In which direction will it be corrected.
438Question.
Large amount of steel renewal has to be done on old ship.
What factors will you keep in mind for the selection of steel?
437Question.
How is hydraulic pipe manufactured?
436Question.
Why lift of boiler safety valve is limited to D/4
435Question.
The pressure setting on the boiler safety valve is to be
less than the superheater safety valve setting + 0.35bar + pressure drop across
the superheater. tell me why this figure of 0.35 bar is given ?
434Question.
Why super heater safety valve steam pressure setting is
less than that of boiler drum safety valve pressure setting.
433Question.
Why do we find the inner surface of a purifier disc stack
dirtier when opened for overhauling.
Why are holes incorporated in the disc.
432Question.
Why economizer safety valve setting is higher than boiler
drum safety valve setting.
431Question.
Purifier sliding bowl how does it lift up, working
principle behind it?
430Question.
Axial vibration and how to dampen this?
429Question.
Ignition delay what are cause and effect of this?
428Question.
He asked me that there are 2 engines every thing is same,
one is used for power generation and other used for propulsion, what are
requirements for each one?
427Question.
How to measure weight of Oxygen bottles
426Question.
What height quills are located in the liner. how to
increase lubrication in alpha lubricator.
425Question.
What is the limit allowed for the ovality? Different
positions at which it is measured?
limit for ovality is 0.07mm. measured at 4 position
424Question.
Boiler furnace distorted-- Inspection?
423Question.
Why do the air coolers have fins but LO coolers or FW
coolers don’t?
422Question.
Main Air comp. What happens if the Suc. filter is chocked?
421Question.
When we changeover ME from HFO to DO, why the rpm is reduced ?
420Question.
In checking indicator cards why compression card is taken
419Question.
Floating ring and blow down ring
418Question.
Why piston rings are positioned in a lower place in a
marine engines as compared to piston rings positioned at a higher place in AC
compressors?
417Question.
Lip clearance in boiler how to measure?
416Question.
Slipping clutch and where is it located in sulzer?
415Question.
What is the arrangement provided in sulzer rnd engine if
liner o ring leaking
414Question.
While tightening TIE RODS, what lubricant will you use on
the threads before tightening. explain why and what will happen if oil is used.
413Question.
M/E T/C casing, water side leaking. how will you go about
solving the problem.(CONDITION :- The load of the engine cannot be reduced)
412Question.
State what con be done to continue operation with a
turbo-charger having water leakage into the exhaust gas space.
411Question.
If fuel injection starts late and ends early, what is the
problem?
410Question.
on ship winches what auto-adjustment
provided and how it works
adjustment is done only on auto tensioning
mooring winches by tightening or slackening the spring settings.
409Question.
Why to keep no.1 unit at tdc where is marking is mention
408Question.
how can u control propeller cavitations while on sailing?
407Question.
Difference b/w the main brgs of -
406Question.
Threads in ER
405Question.
Mechanisms of Lacquer formation
404Question.
how to check tightness of piston rod palm hydraulic bolts
403Question.
Windlass break lining inspection and renewal basis
402Question.
HOW TO TRY OUT THE ALARM OF IG
401Question.
Copt trips how 2 try out all trips
400Question.
Why do we have diff cutout?
399Question.
Any diff between ac and reefer systems?
398Question.
Does the MAN B&W engine have a fuel quality setting
lever on the VIT control similar to that used on the Sulzer RTA, or must the
fuel pumps be adjusted individually if a fuel of differing ignition quality is
bunkered.
397Question.
What all equipment u require for welding & how arc is
generated, what is a welding machine, how much is d voltage before doing
welding?
396Question.
What mechanism provided on cylinder head to relieve
pressure? Why not on generator?
395Question.
latest technology of the exhaust valve spindle
394Question.
Adv of MC-C over MC engines:
393Question.
How to order grease
392Question.
What is the purpose of lead screw and tool feeder?
391Question.
How is feathering of safety valve carried out?
390Question.
In ME or RT flex engines how tacho angle encoder works?
389Question.
How is BHP calculation using indicator diagram done?
388Question.
What is the difference between an ejector and an eductor?
387Question.
What are the clearances you will take in drydock?
386Question.
Why liner honing is provided? what is the effect of ccr on
honing?
385Question.
What is the difference between honing and glazing.
384Question.
It means glazing is a defect of liner
383Question.
Explain the METALOCK REPAIR SYSTEM
382Question.
What are the safeties on the reefer compressor of a reefer
ship?
381Question.
What is scoc
380Question.
'Significance' of compound pressure gauge in refrigeration
379Question.
causes of pump wear ring being worn
378Question.
refrigeration gases how its classified according to
environment hazard
377Question.
Tests on rudder to find cracks
376Question.
Difference between IFO 180 and 380?
375Question.
haring bone gear? what advantage?
374Question.
if the engine is made of titanium (means there is no
strength restriction). then what factor is there in engine that limits the
power production in a internal combustion engine?
373Question.
how would u ascertain that a bearing metal is properly
adhered to its steel backing?
372Question.
What is the Full form of MAN B&W?
371Question.
What is Open and Close Flash Point?
Why for the same oil we are not taking both open and close
flash point?
What are the Differences Between the Two?
370Question.
Why tempering is not done for low carbon steel?
369Question.
What is the important clearance you will take after
fitting a keyed propeller? Why the clearance is provided over there and not on
the sides?
368Question.
How will determine the TDC of a medium speed engine when
there is no marking in flywheel ?
367Question.
how to maintain lo operationally good
366Question.
What is rough weather mode in diesel manouevring system
specially referring to rt flex engines and how it is taken care of
electronically?
365Question.
reversing process, if not reversing what all to check
364Question.
How will you test Loss of air spring pressure:
363Question.
How will you test Low lube Oil pressure
362Question.
Scav drain tank safeties
361Question.
Air distributor damaged? How will you replace
360Question.
list of critical spares (other than M/E) are
359Question.
The deepwell pump vibrating on starting on gas tankers,
what actions to take?
358Question.
e/r crane testing? where strong point?
357Question.
how to weld plates of different thickness....
356Question.
Why does MAN came up with ME-B after ME-C engine?
355Question.
Cause of High cylinder cooling water outlet temperature,
How will you test it.
354Question.
If partition plate of a heat exchanger get holed, possible
repair work on board(Hot & Cold).
353Question.
Condenser how to take out one of the tube, and put new
one.
352Question.
What is interference fit and where do u use these.
351Question.
Exh vv seat n spindle base grinding angle? & their
diff? & significance of the same?
350Question.
Why hydraulic jacks are slackened slightly while used for
loosening purpose.
349Question.
How to use a stud extractor and how will u use it to
extract a broken stud.
348Question.
Significance of K, L, M Clearance with measuring
procedure.
347Question.
What is the pressure that schedule 40 pipe can hold.
346Question.
Engine room sea chest main line crack action
345Question.
How redundancy is achieved in 4 ram, and rotary vane type
steering Gear
344Question.
How feed is adjusted in boiler corresponding to demand in
auto
343Question.
Bore cooling, why in angular direction
342Question.
Resilient bolts?
341Question.
Weight of cent pump.
340Question.
Why vacuum in evaporators required
339Question.
Min. thickness of feeler gauge
338Question.
How will u rectify ovality of crankpin
337Question.
A compressor was overhauled and bumping clearance was
found to be normal in spite of that piston strikes the head. Give reasons?
336Question.
Whats the purpose of phenolphthalein and total alk test of
blr wtr
335Question.
Advantage of a Keyless Propeller
334Question.
Advantage of Rapson Slide Mechanism.
333Question.
How stern tube is fitted?
Question 331
How many stern tube bearing are there and how are they
connected with stern tube? Material of bearing and why white metal does not
rotate with shaft?
Question 330
Why piston rings are positioned in a lower place in a
marine engines as compared to piston rings positioned at a higher place in AC
compressors?
Question 329
REMOVING LOWERHALF MAIN BRG. IT IS STUCK WHAT WILL YOU DO?
Question 328
The changes in the power card between an engine with and
without vit.
Question 327
Sac Volume of fuel injectors
Question 326
Difference btw a/e and m/e flywheels
Question 325
Why spring in governor is conical
Question 324
How to check m/e air distributor timing is correct (means
following the firing order of engine) after overhauling of the same?
Question 323
Long Stroke and super Long Stroke engines Construction
Diff?
Question 322
Variable injection pressure (VIP)?
Question 321
your 2 stroke engine sump oil viscosity increased
reason , tbn increased reason
Question 320
crosshead bearing clearance increased and you are about to
sail
Question 319
Why difference between Pmax and Pcomp should not be more
than 35 bars?
Question 318
Out of 2-S and 4-S engines which will be affected more by
the Ignition lag of the residual fuel? What is the countermeasure for this
problem used these days in 4-S?
Question 317
Difference B/w crosshead design and crosshead lubrication
of SMC and RTA engines?
Question 316
You have loaded iron ore how your ship will behave in
rough weather
Question 315
main engine omd alarm what action you will take he said
the alarm occurred on 1530hrs so he wants the action with how much time u will
take was not sure abt some things
Question 314
Bad weather, one unit web slip, how to detect and what is
the effect on the effected units. How is the effect measured?
Question 313
What else?
Question 312
What will indicator card show?
Question 311
What happens when graphite grease is used when sea water
is present?
Question 310
Why con rod big end is oblique cut
Question 309
What are erosion plugs in jerk fuel pumps?
Question 308
So how does this plug protect pump body when helix
connects the spill port?
Question 307
What is minimum value of filler gauge,
Question 306
What is full form of bis, astm, sae, ps.
Question 305
diff. btw inserts & doublers
Question 304
Sometimes piston rings are made eccentric. i.e., the
radial thickness is least at the gap and greatest at a point diametrically
opposite. What are the advantages of this form of ring?
Question 303
One single criteria which decide the power of cylinder
Question 302
What is the average liner wear, what is approx life of
liner in term of running hrs.
Question 301
How radio isotope or ultrasonic is used to measure the
level of co2 bottles and how to check zero errors?
Question 300
Charging hose for refrigerant gas thread.
Question 299
What does 3/8” or ¾” means in thread nomenclature?
Question 298
What happens when all the flywheel markings are somehow
erased and how will you check the timings, tappets etc?
Question 297
What is dewatering?
Question 296
How to weld 16mm plate with 8mm plate –
Question 295
What happens in gas cutting? Chemical reaction taking place
inside the metal?
Question 294
Dry Liners
Question 293
Oil Whirl and Whip Instabilities - Within Journal
Bearings?
Question 292
In dual fuel engine when running diesel is injected with
gas why?
Question 291
Reefer system meat room solenoid coil burnt no spares. how
to maintain meat room temp?
Question 290
One unit liner ovality is more – reasons?
How sac volume helps in NOx reduction?
Question 288
Why boiler gauge glass appears shiny?
Question 287
Reason for boiler gauge glass cock blockage?
Question 286
What is the function of reefer compressor head spring?
Question 285
What is advantage of contra flow over normal flow?
Question 284
How to carry out brake testing of e/r crane, procedure and
load?
Question 283
How hydraulic power pack works?
Question 282
What are self locking nuts? Where used?
Question 281
What is function of EGR valve on ME exhaust valve?
Question 280
How turbocharger rpm measuring device is mounted on shaft?
Question 279
What is Rate Shaping Nozzle?
Question 278
What is Rudder locking?
Question 277
What is
delamination?
Question 276
How does delamination occur?
Question 275
How to order hydraulic pipes?
Question 274
Difference between ship side v/v and overboard v/v?
Question 273
Why ME foundation bolts have long sleeve?
Question 272
Importance of drill bit point angle and lip angle?
Question 271
What is metal lace?
Question 270
What is blowdown ring in boiler?
Question 269
ME-GI injection system:
Question 268
After you have detected air ingress in a refrigeration
system how do you purge it out?
Question 267
What is a Diesel Switch?
Changeover valve
Magnetic coupling
Question 266
What is singing of propeller?
Question 265
Crane jib is cracked how u r going to weld?
Question 264
Junior engineer boxed back the purifier after cleaning
then its found vibrating probable causes?
Question 263
What does 15W40 denote?
Question 262
What are the clearance taken during centrifugal pump
overhaul and how much is the clearance values?
Question 261
how do we carry out rudder painting.
Question 260
What is the max. allowable limit for water content in M/E
main lub oil, A/E lub oil, S/T lub oil, m/e cyl.oil?
Question 259
Why two safety valve on a boiler.
Question 258
What is high temp corrosion.
Question 257
What is the ratio of crankcase relief door gauze to the
valve?
Question 256
What IS TURBOCOMPOUNDING
Question 255
By not opening the journal how to find hydrodynamic lub is
effective.
Question 254
How will U check crosshead Bearing Bonding
Question 253
How can u know there is a fault in m/e vibration damper?
How will you do the trouble shooting for this problem?
Question 252
detunner in genrator?
Question 251
Why suction is given to ref compressor crank case?
Question 250
why LNG not carried in LPG ship
Question 249
Dynamic balancing of vessel?
Question 248
alpha lubricator principle
Question 247
diff Mechanical Type VS Alpha Lubricator
Question 246
Sealing arrangement
in a stern tube? type of seals and how is the Chrome liner fitted?
Question 245
What will u do if Alpha Lubricator BCU also fails?
Question 244
sulzer has come out with reduced height scavenge port.what
is the reason?
Question 243
How pulsation is handled in HP pipe after injection?
Question 242
diff b/w MC and MCC?
Question 241
M/E T/C running at low rpm, reasons?
Question 240
Umbrella seal? Draw
Question 239
What do you understand by the term 'variable injection
timing'? purpose of VARIABLE INJECTION timing
Question 238
Why compound gauge is fitted in refrigeration
system?
Question 237
Can you change the fuel injection timing or stop the fuel
flow in one of the 3 injectors in a single unit in RT-flex.
Question 236
Which pipe cause pitting after repair..
Question 235
what checks will u carry out in framo system. diagram
also. how u will check leakage of cargo and oil.
Question 234
What is the material of fusible plug?
Question 233
What is cavitations? Where does it take place in a
propeller?
Question 232
How a propeller is mounted using the pilgrim method.
Question 231
What is "Water Hammer" and its danger? How is
"Water Hammer" prevented?
Question 230
Properties of main bearing materials
Question 229
Types of Main bearings used for both propulsion engines
Question 228
Boiler gauge glass on both sides, why not on single side ?
Question 227.
How will you know EGB is leaking? How will you stop the
leak?
Question 226.
Working Principle of Selective Catalytic Reduction
Question 225.
What is the setting for the boiler safety valves and why
are they different.
Question 224.
Why there is a difference in pr. setting of two safety
v/vs on steam drum?
Question 223.
State the major three impurities of fuel oil
Question 222.
State the effect & procedure of removal of Sodium
& vanadium
Question 221.
State the effect & procedure of removal of Sulphur:
Question 220.
State the effect & procedure of removal of Silica-
aluminium catalytic fines:
Question 219.
Explain with reason how the use of poor qualify residual
fuel can effect engine power
Question 218.
Explain with reason how the use of poor qualify residual
fuel can effect turbo-charger
Question 217.
Explain with reason how the use of poor qualify residual
fuel can effect crankshaft bearing
Question 216.
Explain with reason how the use of poor qualify residual
fuel can effect exhaust valve
Question 215.
Explain with reason how the use of poor qualify residual
fuel can effect fuel pump and injector
Question 214.
Explain with reason how the use of poor qualify residual
fuel can effect cylinder liner
Question 213.
Explain with reason how the use of poor qualify residual
fuel can effect piston & piston rings
Question 212.
Explain how Piston speed contributes to cylinder liner
wear
Question 211.
Explain how High sulphur content fuel contributes to
cylinder liner wear
Question 210.
Explain how Low cooling water temperature contributes to
cylinder liner wear
Question 209.
Explain how High maximum pressure contributes to cylinder
liner wear
Question 208.
Explain how Excessive lubrication contributes to cylinder
liner wear
Question 207
Explain how Insufficient running in contributes to
cylinder liner wear
Question 206.
How u measure rudder drop and purpose
Question 205.
What happens if allowed rudder drop is not kept?
Question 204.
Alarms and trips of boiler and IG system
Question 203.
How to calibrate Oxygen Analyser?
Question 202.
What are the safety on Engine room Overhead Crane.
Question 201.
How Frequently you will Send AUX.ENG. L.O. for shore
Testing and ONBOARD L.O. ANALYSIS, TESTS, RESULTS and DIfF values.
Question 200.
what is aluminium welding .how it is done.
Question 199.
asked me between main engine l.o pump and sump where is
the filter located. whats the size of l.o filter
Question 198.
what is a "booster anode"? How does it function?
Question 197.
What is exact meaning of figure 90 dia of piston or dia of
liner.
Question 196.
What is the construction difference bet smc and Lmc
engines
Question 195.
What is fuel shape rating?
Question 194.
How to renew the refractory practically if some part of it
is damaged n replacement is the only option
mean how to do it practically..
Question 193.
How a spade rudder or pintle less rudder is supported.
Question 192.
Reason for boiler furnace cleaning.
Question 191.
suppose one unit is cut off due to mech failure
reasons how will u power balance the
engine
Question 190.
what is difference in tig and mig welding
Question 189
What is lacquering in cyl liner?
Question 188.
What wil be the result?
Question 187.
What in fuel oil causes this to happen? What are their
values?
Question 186.
What is fatigue stress and what is residual stress is it
good or bad for the component
Question 185.
lub oil analysis report what is the significance of
insolubles in lub oil...
Question 184.
what is pulse jet lubrication system
Question 183.
Difference between rta and rta-u
Question 182.
liner glazing and where it will be more either in 2s or 4s
Question 181.
for describing ignition quality why cetene number is used
for diesel where as CCAI used for fuel oil??
Question 180.
how anode is attached to steel bar or stud?
Question 179.
what all u check in sea-chest during drydock? How to gauge
thickness of side plates inside seachest?
Question 178.
advtg of subcooling n superheatin in ref sys?
Question 177.
How can moisture enter in the refrigeration system?
Question 176.
why the evaporator inlet from top when using R-22
Question 175.
State the safeties incorporated in the oxy-acetylene
bottles and equipment of welding.
Question 174.
What is capacity control?
but why do we have diff cutout? is it bcoz c/c is at
suction pressure?
Question 173.
Your 2 stroke engine sump oil viscosity increased reason ,
tbn increased reason,,
Question 172.
What does the markings on the valve 5K-50 mean?
Question 171.
What is full form of PH and what are the ph value
Question 170.
What is Lambda Control in Ships?
Question 169.
How to Perform Crash Manoeuvring?
What is mark in b&w
Question 168.
WHY High Pressure Hydraulic Lines are having Square
Flanges Instead Of Circular Flanges:
Question 167.
Different Types of Refractory Materials Used in Boilers
Question 166.
Of what is finned pipe a part?
Question 165.
DESUPERHEATED STEAM. WHY AFTER SUPERHEATING WE ARE USING
DESUPERHEATER
Question 164.
PIPE SCHEDULE
Question 163.
When will FLAME FAILURE alarm and cut-out of boiler as
well as indication by the Flame Failure Lamp occurs.
Question 162.
What is happening when the "PURGING" indicating
light is illuminated on the control panel of the boiler burner?
Question 161.
Why Positive Displacement over Centrifugal?
Question 160.
ref plant l.o. charging
Question 159.
In case of LMC Engine can a unit be cut off in running
condition
Question 158.
How to cut off Engine in running
Question 157.
In case a Tie-Rod is found broken can we sail with a broken
Tie-Rod
Question 156.
Sulzer Engine X-Hd brg. worn out clearances are higher
& 1 Hr. left for sailing can we sail or not ?
Question 155.
M/E Lub oil Care
Question 154.
In case OMD alarm comes in voyage what action to take ?
Question 153.
local main engine manuering done working satisfactory, ECR
manuering done working satisfactory , bridge manuering tried out not working ,
tell what can be problem tell four five
reasons
Question 152.
what is a valve less fuel pump and how is the VIT adjusted
in it?
Question 151.
What is the difference between pipe thread and bolt
thread?
Question 150.
composition of high tensile steel for ships, and
value..kn/m2.
Question 149.
if 1 % sulfur in fuel oil , so what will be sulfur in
exhaust gas ?
Question 148.
sox/nox/voc/co2 from where we are getting from engine
room.
Question 147.
What precautions will you take if you are carrying coal on
your ship
Question 146.
how oblique cut in the plunger is determining the starting
of injection in conventional VIT in B&W engines
Question 145.
Main engine turbocharger?
Question 144.
SIPWA
Question 143.
anti polishing ring
Question 142. .
Piston ring details-design wth reason n mtrl (new
developments)
Question 141.
Why LNG is the best fuel?
Question 140.
What is
mean piston speed?
Question 139.
What is duplex pump?
Question 138.
Which fuel quality represents ignition lag and method used
to reduce
Question 137.
What is critical speed?
Question 136.
How do u take bottom end bearing clearance in a 4 stroke
engine?
Question 135.
Where does the liner experience the maximum bending
moment?
Question 134.
When changing a liner, u use an oversize o-ring at the
lower end , what will the consequence be ?
Question 133.
Why is 2 stroke connecting rod of circular cross section
and 4 stroke conn. rod of I section?
Question 132.
What is Wick boiling:-
Question 131.
cat fines hydrophilic meaning?
Question 130.
What is Umbrella type fuel oil pump
Question 129.
Why droop is given in governor?
Question 128.
Function of inducer in centrifugal pump?
Question 127.
Sn(tin) has a major disadvantage in white metal, what is
that?
Question 126.
Material of fusible plug?
Question 125.
How interface is maintained in alpha type purifiers where
there is no gravity disc?
Question 124.
What is Cascade System?
Question 123.
What is Hoop stress
Question 122.
Fare line curve , procedure of drawing and what is base
line? Where it comes from?
Question 121.
What is Oros piston
Question 120.
What is Guide force moment
Question 119.
What is
Electric compensator
Question 118.
What is 2nd
order moment
Question 117.
What is
first order moment.
Question 116.
Sweating of refer compressor crankcase
Question 115.
What 4 criteria s r to be fulfilled for satisfactory
working of a journal bearing?
Question 114.
why shims fitted on the bottom end bolts have to be of
exact thickness?
Question 113.
what is the crank pin oil hole position?
Question 112.
What is the name of the instrument that measures
vibration? How thus it work and part that measure it?
Question 111.
4 stroke con rod removed n kept in work shop checks to be
carried out? why ovality takes place, how to measure, max value
Question 110.
Wear ring
Question 109.
Parts of electric governor
Question 108.
Lantern ring
Question 107.
R.O. plant treatment?
Question 106.
What is the similarity and difference between governor and
flywheel?
Question 105.
Distance of the lubricating quills from top of liner in
terms of the length .
Question 104.
What’s the time period to discard the chain and renew with
new one in B&W engines . tell % elongation max .
Question 103.
Under which condition spring of the stuffing box is
changed
Question 102.
Puncture
valve
Question 101.
Bearing
faults and defects
Question 100
Over
critical running
Question 99
What is Choke
Question 98
Light
spring diagram
Question 97
Why governor spring is conical.
Question 96
How signal
is carried to ecr from rpm indiactor.
Question 95
What are the safeties provided on the A/C or fridge
compressor.
Question 94
Steering gear safeties.
Question 93
Windlass safety.
Question 92
Zero setting what is the significance of its name?
Question 91
What is Creep.
Question 90
In life boat engine if all the flywheel marking have been
erased/removed how to check TDC or BDC position of piston.
Question 89
What is break point
Question 88
Cetane number.
Question 87
Calculated carbon aromatic index(CCAI)
Question 86
There r how many stern tube bearing n how they r connected
with stern
Question 85
ECU, CCU.
Question 84
What is RVK in piston ring what it means?
Question 83
Injection delay
Question 82
Ignition
delay
Question 81
After
burning
Question 80
Does the MAN B&W engine have a fuel quality setting
lever on the VIT control similar to that used on the Sulzer RTA, or must the
fuel pumps be adjusted individually if a fuel of differing ignition quality is
bunkered.
Question 79
What is a thermal boiler?
Question 78
What are persistent oils? What are its effects on marine
environment?
Question 77
What is TYPES OF TEMPERING
Question 76
What is Compression ratio. How do u calculate it
Question 75
What is Shrouding
Question 74
Why during rudder test we are doing 35 degree and 30
degree y not both 35 degree
Question 73
Procedure for CWT test
Question 72
What are the most dimension of engine.
Question 71
what is the advantage of sleeve bearing in turbocharger in
man b&w engine? how many hours after u will do major overhaul as per
manual.
Question 70
Why jack bolts are provided in sulzer engine? main
purpose?
Question 69
How you will purge air from refrigerant compressor?
Question 68
What is Induction hardening
Question 67
What is Volumetric efficiency.
Question 66
How to order grease?
Question 65
Compression ratio, Stoichiometric ratio values of your
last ship
Question 64
How to measure Turbocharger rpm.
Question 63
Bore cooling, why in angular direction
Question 62
Bumping clearance ok; but still piston hitting, what are
the reasons?
Question 61
Change fuel oil from HFO to DO at same fuel rack, whether
speed increase or decrease, Why.
Question 60
Hydrodynamic lubrication and boundary lubrication.
Question 59
Advantages and disadvantages of single and double volute
casing.
Question 58
Advantages of plate type cooler
Question 57
High lift and improved high lift safety valve.
Question 56
Laminar and turbulent flow Reynolds number.
Question 55
Centrifugal pump cannot handle air but turbocharger can?
Question 54
How feed is adjusted in boiler corresponding to demand in
auto
Question 53
Two –element feed water control.
Question 52
Why thrust pad is in pieces, y not single piece.
Question 51
Liner bending stress? Where and how?
Question 50
Engine vibrations
Question 49
Under critical running
Question 48
How do u decide when to discard piston ring & all d
clearances?
Question 47
What is fuel index and how is it adjusted?
Question 46
SPCV IN SULZER
Question 45
Why AE NOX is less
Question 44
The main engine turbo charger lub is supplied by main
engine lube oil pump, during sudden lube oil pump failure how turbo charger is
protected.
Question 43
What is the difference between pipe thread and bolt
thread?
Question 42
What are the safeties on air bottle?
Question 41
Why Negative cam or Inward cam used in Air distributor of
the MAN B&W Starting Air System.Why not a positive cam?
Question 40
What all checks to be made on liner before giving it for
survey
Question 39
What causes ovality of liner
Question 38
What are liner ribs and why they are in segments and use?
Question 37
What are the Advantages of using Wasted studs for securing
main bearing top keep in MAN B&W. Why not jacking bolts?
Question 36
What is fitted bolt? How is it fitted? Where is it used?
Question 35
Interference bolt and fitted bolt are they same?
Question 34
What is Waste gas system
Question 33
Main engine changeover from MDO to HFO, rpm increases at
same fuel notch. What are the reasons?
Question 32
What is nitriding?
Question 31
What is lean mixture in dual fuel combustion engine?
Question 30
How to reduce maintenance in exhaust vv
Question 29
Refrigeration gases how its classified according to
environment hazard
Question 28
Question 27
What is ASTM
Question 26
SAE what is it
Question 25
Why steam is grey in color and not transparent?
Question 24
Maintenance on QCV?
Question 23
Manhole door elliptical. why?
Question 22
Why 3 injectors are used in modern 2 stroke engines
Question 21
Boiler furnace bulge how will you repair it.
Question 20
What other method of boiler bulge repair?
Question 19
What is Muntz metal, monel metal, white metal compositions
and which is more electrochemically active of them?
Question 18
Why is a chiller used for on a lpg?
Question 17
What is dealuminification where is it observed and why?
Question 16
Function of motor on governor
Question 15
Where are slipping clutches used?
Question 14
How will you make camshaft float while adjusting its
position?
Question 13
Humidification de-humidification how will u control then.
Question 12
Key elements in working of an automatic air conditioning
plant.
Question 11
CRANK CASE INSPECTION
Question 10
What is NPSHa and NPSHr? how are they related? how will
you apply it to COPT on ship?
Question 9
Piston seized of a unit n u have to take it to port what
is your action as a 2nd engineer
Question 8
Crank pin twisted by 3 degree what will happen in the
engine
Question 7
What is Wedge Rolling in SMC ENGINE?
Question 6
Various types of supercharging.
Question 5
Inspection for smoke tube boiler furnace
Question 4
If i show u one broken bolt how u will confirm that it is
because of fatigue failure
Question 3
5 parameters that indicate immediate overhaul required for
fuel injectors?
Question 2
Type of motor on winches of crude oil tanker.
vane
type motor
Question 1.
2 stroke engine, N- 1400 RPM, Fuel Inj start: 15.5 BTDC,
Fuel Inj End: 5.5 ATDC
what will be the Fuel injection time (Sec.) in 1 revolution?