Theory of Machine
Torsional vibrations are said to occur when the particles of a body moves

In a circle about its axis
Perpendicular to its axis
Parallel to its axis
None of these

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
Pitch point on a cam is

The point on cam pitch curve having the minimum pressure angle
Any point on pitch circle
The point on cam pitch curve having the maximum pressure angle
Any point on pitch curve

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
When a mass of a critically damped single degree of freedom system is deflected from its equilibrium position and released, then it will

Oscillate with decreasing amplitude
Oscillate with constant amplitude
Return to equilibrium position without oscillation
Oscillate with increasing time period

ANSWER DOWNLOAD EXAMIANS APP