Solved: To test the quality of a tennis ball, you drop it
Chapter 2, Problem 57(choose chapter or problem)
To test the quality of a tennis ball, you drop it onto the floor from a height of 4.00 m. It rebounds to a height of 2.00 m. If the ball is in contact with the floor for 12.0 ms,
(a) what is the magnitude of its average acceleration during that contact and
(b) is the average acceleration up or down?
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