A rubber ball of mass 50 g falls from a height of 1 m and rebounds to a height of 0.5 m. Find the impulse and the average force between the ball and the ground if the time for which they are in contact was 0.1 s.

A rubber ball of mass 50 g falls from a height of 5m and rebounds to a height of 1.25 m. Find the impulse and the average force between the ball and the ground if the time for which they are in contact was 0.1s

A rubber ball of mass 50g falls from a height of 100cm and rebounds to a height of 50cm Find the impulse and average force between the ball and the ground, if time of contact is 0.1s .

A glass ball whose mass is 10 g falls from a height of 40 m and rebounds to a height of 10 m. Find the impulse and the average force between the glass ball and the floor if the time during which they are in contact is 0.1 s.

Consider a ball fells from a height of 2 m and rebounds to a height of 0.5 m. If the mass of the ball is 60 g, then find the impulse and the average force between the ball and the ground. The time for which the ball and the ground are in contact was 0.2 s. The initial velocity of the ball at P is zero. Let the final velocity of the ball at Q is v.

A ball falls on the ground fro a height of 2.0 m and rebounds up to a height of 1.5 m. Find the coefficient of restitution.

A rubber ball falling from a height of 5 m rebounds from hard floor to a height of 3.5 m . The % loss of energy during the impact is

A ball falls on the ground from a height of 10m and rebounds to a height of 8m. What is the percentage loss kinetic energy of the ball? (g=10m//s^(2))

A ball is dropped from a height of 5 m, if it rebound upto height of 1.8 m, then the ratio of velocities of the ball after and before rebound is :

A ball dropped from a height of 2 m rebounds to a height of 1.5 m after hitting the ground. Then the percentage of energy lost is