A ball falls from 20 m height on floor and rebounds to 5 m. Time of contact is 0.02 s. Find acceleration during impact.

A ball of mass 100 gram falls from 20 m height on floor and rebounds to 5m. Time of contact is 0.02s. Find average force acting on it during impact. (g = 10 m/ s^(2) )

A ball of mass 100 gram falls from 20 m height on floor and rebounds to 5m. Time of contact is 0.02s. Find average force acting on it during impact. (g = 10 m/ s^(2) )

A ball falls on the surface from 10 m height and rebounds to 2.5 m. If the duration of contact with the floor is 0.01 sec. Then average acceleration during contact is:

A ball falls from rest from a height h onto a floor, and rebounds to a height h//4 . The coefficient of restitution between the ball and the floor is

A body falling from a height of 10 m rebounds from the hard floor . It

A ball of mass 1 kg is dropped from 20 m height on ground and it rebounds to height 5m. Find magnitude of change in momentum during its collision with the ground. (Take g=10m//s^(2) )

A ball of mass 1 kg is dropped from 20 m height on ground and it rebounds to height 5m. Find magnitude of change in momentum during its collision with the ground. (Take g=10m//s^(2) )

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 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