"A ball moving at a velocity `v = 10 m//s` hits the foot of a football player. Determine the velocit
Channel: Doubtnut
Date: 2020-08-23

"A ball moving at a velocity `v = 10 m//s` hits the foot of a football player. Determine the velocity u with which the foot should move for the ball impinging on
it to come to a halt, assuming that the mass of the ball is much smaller than the mass of the foot and that the impact is perfectly elastic."