College Physics (7th Edition)

Published by Pearson
ISBN 10: 0-32160-183-1
ISBN 13: 978-0-32160-183-4

Chapter 6 - Linear Momentum and Collisions - Learning Path Questions and Exercises - Exercises - Page 216: 21


13 m/s

Work Step by Step

Impulse I=$\Delta p=mv_{f}-mv_{i}=mv_{f}-m\times0$ ($v_{i}=0$ as the ball is stationary initially) $I= mv_{f}$ or $v_{f}=\frac{I}{m}=\frac{3.2\,Ns}{0.25\,kg}=13\,m/s$
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