A ball with a momentum of 4.0 kg-m/s hits a wall and bounces straight back without losing any kinetic energy. What is the change in the ball's momentum? A -8.0 kg•m/s B -4.0 kg•m/s C 0.0 kg•m/s D 8.0 kg•m/s E No answer

A ball with a momentum of 4.0 kg-m/s hits a wall and bounces straight back without losing any kinetic energy. What is the change in the ball's momentum? A -8.0 kg•m/s B -4.0 kg•m/s C 0.0 kg•m/s D 8.0 kg•m/s E No answer

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter8: Momentum And Collisions

Section: Chapter Questions

Problem 7OQ: The momentum of an object is increased by a factor of 4 in magnitude. By what factor is its kinetic...

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Question

A ball with a momentum of 4.0 kg-m/s hits a wall and bounces straight
back without losing any kinetic energy. What is the change in the ball's
momentum?
A -8.0 kg•m/s
B) -4.0 kg•m/s
(c) 0.0 kg•m/s
D 8.0 kg•m/s
E) No answer

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