Question  

(a) Describe a transverse bow thrust unit using a controllable pitch propeller. Mention should be made of how it is supported and how the strength of thrust and reverse thrust are achieved.

 (b) State with reasons, a suitable prime mover for the controllable pitch propeller.

 (c) State whether the thrust unit delivers a relatively low pressure head with high volume output or high pressure head with low volume output.

FEB 2020