Assertion (A): In pre-loaded bolted joints, there is a tendency for failure to occur in the gross plate section rather than through holes.
Reason (R): The effect of pre-loading is to create sufficient friction between the assembled parts so that no slippage occurs.
Option (A)
Both A and Rare true and R is the correct explanation of A
Option (B)
Both A and R are true but R is NOT the correct explanation of A
A is true but R is false
A is false but R is true
Correct Option:
Question Solution:
The members to be fastened are under compression so failure takes place at gross plate section.