A 51 G Steel Ball Is Released from Rest and Falls

Multiple Choice

A 51 g steel ball is released from rest and falls vertically onto a steel plate.The ball strikes the plate and is in contact with it for 0.5 ms.The ball rebounds elastically,and returns to its original height.The time interval for a round trip is 3.00 s.In this situation,the average force exerted on the ball during contact with the plate is closest to:

A) 3000 N
B) 1500 N
C) 2490 N
D) 2000 N
E) 3500 N