Q: A large ball with a mass of 500 kg is being lowered on New Year's Eve. It unhinges at a height of 20 m from a motionless position and falls directly to the ground. The ball comes to a halt upon impact with the ground in 0.1 seconds. How much force is exerted on the ground by the ball?
A		2 x 103 N
B		104 N
C		105 N
D		2 x 106 N

Forces | Quantitative Skills |