A golf ball of mass 0.0408 kg is dropped from a height h = 1.12 m onto a hard floor and bounces back to exactly that same height.What is the average force on the ball during the 0.012 s that it was in contact with the floor?

Question

Quizplus · Accepted Answer

The ball's velocity just before impact and just after rebound can be calculated using the conservation of energy. The change in momentum is twice the momentum just before impact. The average force is the change in momentum divided by the contact time.

A Golf Ball of Mass 0