Machine Design - Engineering

Q1:

The cracks in helical springs used in railway carriages usually start on the inner side of the coil because of the fact that

A it is subjected to a higher stress than the outer side

B it is subjected to a higher stress than the outer side

C it is more stretched than the outer side during the manufacturing process

D it has a lower curvature than the outer side

ANS:B - it is subjected to a higher stress than the outer side

Explanation: No answer description is available.