University Physics with Modern Physics (14th Edition)

Published by Pearson
ISBN 10: 0321973615
ISBN 13: 978-0-32197-361-0

Chapter 4 - Newton's Laws of Motion - Problems - Exercises - Page 124: 4.9

Answer

21.8 kg.

Work Step by Step

Apply Newton’s second law. $\Sigma F_x=ma_x$ $m=\frac{\Sigma F_x}{a_x}=\frac{48.0N}{2.20m/s^2}=21.8 kg$
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