a 0.057 kg tennis ball and a tennis racket collide. The racket has an initial momentum of -3.15 kg* m/s and a final momentum of -2.21 kg m/s. The ball has an initial momentum of 0.03135 kg m/s. If you assume the collusion is elastic, what is the final velocity of the ball
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a 0.057 kg tennis ball and a tennis racket collide. The racket has an initial momentum of -3.15 kg*...
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