Asked by Sarah

A ball of mass 1.20kg falls vertically and hits a horizontal floor at 2.50m/s . The ball then rebounds upward at 10.00m/s . If the ball is in contact with the floor for 0.02 seconds, compute the average force exerted on the floor.
Answered by Damon
It bounced up faster than it fell down?
Answered by Anonymous
m=4Kg , v=6m/s momentum changed in 48 kg m/s
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