Machine Design
When two helical springs of equal lengths are arranged to form a cluster spring, then

Only A is correct
Shear stress in each spring will be equal
Both A and B is correct
Load taken by each spring will be half the total load

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
In case of thick cylinders, the tangential stress across the thickness of cylinder is

Maximum at the outer surface and minimum at the inner surface
Maximum at the inner surface and minimum at the outer surface
Maximum at the inner surface and zero at the outer surface
Maximum at the outer surface and zero at the inner surface

ANSWER DOWNLOAD EXAMIANS APP