A ball of mass 100 gram falls from a height of 5 m and rebounds to a height of 1.25m. Calculate the impulse and average force between the balls and the ground, if the time during which they are in contact.
A ball of mass 100 gram falls from a height of 5 m and rebounds to a height of 1.25m. Calculate the impulse and average force between the balls and the ground, if the time during which they are in contact.