A 140 g ball with speed 7.8 m/s strikes a wall perpendicularly and rebounds in the opposite

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A 140 g ball with speed 7.8 m/s strikes a wall perpendicularly and rebounds in the opposite direction with the same speed. The collision lasts 3.80ms. What are the magnitudes of the

(a) Impulse and

(b) Average force on the wall from the ball?

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Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

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Question Posted: Jan 12, 2011 03:01 AM

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A 140 g ball with speed 7.8 m/s strikes a wall perpendicularly and rebounds in the opposite

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a The magnitude of the impulse is equal to the change in momentum J mv mv 2mv 20140 ...View the full answer

Fundamentals of Physics

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