A tennis ball with momentum is struck by a tennis racket

PHYSICS · Single correct · ISC · Physics · Laws of Motion · Laws of Motion

Problem

A tennis ball with momentum 2.3 kg m/s2.3\text{ kg m/s} is struck by a tennis racket. The racket causes the direction of motion of the ball to reverse. The racket exerts an average force of 1500 N1500\text{ N} during the impact with the ball. The racket and ball are in contact with each other for a time of 0.0024 s0.0024\text{ s}. What is the magnitude of the momentum of the ball as it leaves the tennis racket? (A) 1.3 kg m/s1.3\text{ kg m/s} (B) 3.6 kg m/s3.6\text{ kg m/s} (C) 5.9 kg m/s5.9\text{ kg m/s} (D) 8.6 kg m/s8.6\text{ kg m/s}

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