physics

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Find the magnitude of the linear momentum of (i) a 7.1 kg bowling ball traveling at 12 m/s and (ii) a 200 kg automobile traveling at 90 km/h. (b) A pool player imparts an impulse of 3.2 N-s to a stationary 0.25 kg cue ball with a cue stick. What is the speed of the ball just after impact?

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