A ball of mass m is dropped onto a floor from a certain height. The collision is perfectly elastic and the basll rebounds to the same height and again falls. Find the averge force exerted by the ball on the floor durig a long tie interval.

A ball of mass m is dropped onto a floor from a certain height. The collision is perfectly elastic and the ball rebounds to the same height and again falls. Find the average force exerted by the ball on the floor during a long time interval.

A ball of mass m is dropped onto a floor from a certain height. The collision is perfectly elastic and the ball rebounds to the same height and again falls. Find the average force exerted by the ball on the floor during a long time interval.

A steel ball of mass 0.5 kg is dropped from a height of 4 m on to a horizontal heavy steel slab. The collision is elastic and the ball rebounds to its original height. Calculate the impulse delivered to the ball during impact.

A ball is allowed to fall from a height of 8cm, if the ball is perfectly elastic, how much it rise after rebound-

A ball is dropped onto a floor from a height of 10 m . If 20% of its initial energy is lost,then the height of bounce is

A ball is dropped onto a floor from a height of 10 m . If 20% of its initial energy is lost,then the height of bounce is