A soft tennis ball is dropped onto a hard floor from a height of 1.90 m and rebo
A soft tennis ball is dropped onto a hard floor from a height of 1.90 m and rebounds to a height of 1.37 m. (Assume that the positive direction is upward.)
(a) Calculate its velocity just before it strikes the floor.___m/s
(b) Calculate its velocity just after it leaves the floor on its way back up.___m/s
(c) Calculate its acceleration during contact with the floor if that contact lasts 3.50 ms.____m/s2
