College Physics (4th Edition)

Published by McGraw-Hill Education
ISBN 10: 0073512141
ISBN 13: 978-0-07351-214-3

Chapter 7 - Multiple-Choice Questions - Page 261: 2


The correct answer is: (c) $\frac{m}{M+m}$

Work Step by Step

We can use conservation of momentum to find the ratio: $(M+m)V = mv+M(0)$ $(M+m)V = mv$ $\frac{V}{v} = \frac{m}{M+m}$ The correct answer is: (c) $\frac{m}{M+m}$
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