Answer
$f = 230~Hz$
Work Step by Step
The path length difference between each pulse is $\Delta L = 2w = 1.5~m$
We can find the number of pulses per second:
$f = \frac{v}{\Delta L}$
$f = \frac{v}{2w}$
$f = \frac{343~m/s}{1.5~m}$
$f = 230~Hz$
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 17 - Waves-II - Problems - Page 507: 15a
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
