A Very Small 51-G Steel Ball Is Released from Rest

Multiple Choice

A very small 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 0.50 ms.The ball rebounds elastically and returns to its original height.The total time interval for a round trip is 3.00 s.What is the magnitude of the average force exerted on the ball by the plate during contact with the plate?

A) 3,000 N
B) 1,500 N
C) 2,490 N
D) 2,000 N
E) 3,500 N