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Physics | 4th Edition | ISBN: 9780321611116 | Authors: James S. Walker
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A 285-g ball falls vertically downward, hitting the oor

Chapter 9, Problem 6

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QUESTION:

A 285-g ball falls vertically downward, hitting the oor with a speed of 2.5 m/s and rebounding upward with a speed of 2.0 m/s. (a) Find the magnitude of the change in the balls momentum. (b) Find the change in the magnitude of the balls momentum. (c) Which of the two quantities calculated in parts (a) and (b) is more directly related to the net force acting on the ball during its collision with the oor? Explain.

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QUESTION:

A 285-g ball falls vertically downward, hitting the oor with a speed of 2.5 m/s and rebounding upward with a speed of 2.0 m/s. (a) Find the magnitude of the change in the balls momentum. (b) Find the change in the magnitude of the balls momentum. (c) Which of the two quantities calculated in parts (a) and (b) is more directly related to the net force acting on the ball during its collision with the oor? Explain.

ANSWER:

Step 1 of 6

Given values

Mass of the ball,

Downward velocity,

Upward velocity,

We have to find

Change in momentum,

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