Answer
$v=2.06\frac{m}{s}$
Work Step by Step
As $v=\frac{\lambda}{T}$
Putting the values, we get
$v=\frac{1.40}{0.680}$
$v=2.06\frac{m}{s}$
$v=2.06\frac{m}{s}$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 16 - Waves-I - Problems - Page 472: 5c
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