Theory of Machine
The stress induced in a body will be shear stress, when it is subjected to

None of these
Transverse vibrations
Torsional vibrations
Longitudinal vibrations

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r₁ and r₂ = External and internal radii of collar respectively)

(1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)]
(2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)]
(1/2) μ W (r₁ + r₂)
(2/3) μ W (r₁ + r₂)

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
Angle of descent of cam is defined as the angle

Of rotation of the cam for a definite displacement of the follower
Moved by the cam from the instant the follower begins to rise, till it reaches its highest position
During which the follower returns to its initial position
Through which the cam rotates during the period in which the follower remains in the highest position

ANSWER DOWNLOAD EXAMIANS APP