Question

With reference to fatigue of engineering components, explain the influence of stress level and cyclical frequency on expected operating life.

 (a)  Explain the influence of material defects on the safe operating life of an engineering component.

(b)  State the factors which influence the possibility of fatigue cracking of a bed -plate transverse girder and explain how the risk of such cracking can be minimized

Dec 2019

2009/SR7 2008/SR6 2007/SR7 2007/EM 2006/SR5 2011/SR2 2010/SR2 2010/SR1

2012/SR6 2013/SR2 2013/SR4 2013/SR6 2013/SR7 2013/SR10 2013/SR11 2013/SR12

2014/S03 2014/SR04 2014/SR07 2014/SR09 2014/SR12 2015/SR06 2015/SR10 2016/SR1

2016/SR7 2016/SR8 2016/SR11