3. A .5 kg ball approaches a wall at 20m/s and bounces back with 60% of its initial kinetic energy. coe (a) What is the impulse delivered to the ball by the wall? (b) If the collision lasted .1 seconds, what is the average force exerted on the ball?

3. A .5 kg ball approaches a wall at 20m/s and bounces back with 60% of its initial kinetic energy. coe (a) What is the impulse delivered to the ball by the wall? (b) If the collision lasted .1 seconds, what is the average force exerted on the ball?

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter8: Linear Momentum And Collisions

Section: Chapter Questions

Problem 31PE: A 0.240-kg billiard ball that is moving at 3.00 m/s strikes the bumper of a pool table and bounces...

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Question

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(b) If the collision lasted .1 seconds, what is the average force exerted on the ball?
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