Answer
41 m/s
Work Step by Step
We use equation 14.14b, which is the equation for a receding wave source, to find:
$\lambda ' = \lambda (1+\frac{u}{v})$
$1.2\lambda = \lambda (1+\frac{8.2}{v})$
$v = 41 \ m/s$
Essential University Physics: Volume 1 (3rd Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0321993721
ISBN 13:
978-0-32199-372-4
Chapter 14 - Exercises and Problems - Page 264: 73
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