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A tennis player receives a shot with the ball (0.0600 kilogram) traveling horizontally at 50.0 m/s and returns the shot with the ball traveling horizontally at 32.0 m/s in the opposite direction.(Suppose the initial direction of the ball is in the -x direction.)
(a) Find the impulse delivered to the ball by the racket?
N•s 2
(b) Determine what work does the racket do on the ball?
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