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A 0.2 kg tennis ball is traveling toward a racket with a velocity of 59 m/sec. It hits the racket and travels in the

A 0.2 kg tennis ball is traveling toward a racket with a velocity of 59 m/sec. It hits the racket and travels in the opposite direction at 65 m/sec. a. What is the change in momentum of the tennis ball? b. What is the size of the force from the racket if the ball was in contact with the racket for 0.5 sec?

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