If an unsupported uniform cross sectional elastic bar is subjected to a longitudinal impact from a rigid bob moving with velocity v, then a compressive wave of intensity sc is propagated through the bar as follows______________________?

Related Mcqs:

Guest’s theory of failure is applicable for following type of materials_________________?

A. brittle B. ductile C. elastic D. plastic E. tough...

Which process will increase the fatigue duration of parts ?

A. finishing and polishing B. shot-peening C. decarburisation D. electroplating E. all of the above”....

In order to obtain bolt of uniform strength____________________?

A. increase shank diameter B. increase its length C. drill an axial hole through head up to threaded portion so that shank area is equal to root area of thread D. tighten die bolt properly E. all of the above...

The connecting rod bolts are tightened up so that tightening stress _________________?

A. is just sufficient to hold parts together B. approaches yield point C. is 50% of yield point D. is about yield point divided by safety factor E. none of the above...

Turn buckle has____________________?

A. right hand threads on bout ends B. left hand threads on both ends C. left hand threads on one end and right hand threads on other end D. no threads E. threads in middle portion...