What is the magnitude of the force exerted on the superball

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A child bounces a 56 g superball on the side walk. The velocity change of the superball is from 24 m/s downward to 18 m/s upward. If the contact time with the sidewalk is 1/800 s, what is the magnitude of the force exerted on the superball by the sidewalk?

Answer in units of N.

Reference no: EM13651145

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