College Physics (4th Edition)

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

Chapter 11 - Problems - Page 428: 16


The frequency is $400~Hz$

Work Step by Step

We can find the frequency: $\lambda~f = v$ $f = \frac{v}{\lambda}$ $f = \frac{120~m/s}{0.30~m}$ $f = 400~Hz$ The frequency is $400~Hz$
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