Essential University Physics: Volume 1 (4th Edition) Clone

Published by Pearson
ISBN 10: 0-134-98855-8
ISBN 13: 978-0-13498-855-9

Chapter 9 - Exercises and Problems - Page 172: 58

Answer

$\theta =60^{\circ}$

Work Step by Step

We know that the two pieces have equal velocities and equal masses, so they form the same angle with the x-axis. We find that this angle is: $cos\theta = \frac{1}{2} \\ \theta =60^{\circ}$
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