The unit of power in S.I. units is

Moment of inertia of a rectangular section having width (b) and depth (d) about an axis passing through its C.G. and parallel to the width (b), is

A body of mass m moving with a constant velocity v strikes another body of same mass m moving with same velocity but in opposite direction. The common velocity of both the bodies after collision is

The loss of kinetic energy due to direct impact of two bodies __________ upon the value of coefficient of restitution.

The maximum velocity of a particle moving with simple harmonic motion is