Answer
$f=2.2Hz$
Work Step by Step
We can determine the frequency through the formula:
$f=\frac{1}{2\pi}\sqrt\frac{g}{l}$
We plug in the known values in the formula to obtain:
$f=\frac{1}{2\pi}\sqrt\frac{9.8}{0.050}$
$f=2.2Hz$
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 15 - Oscillations - Problems - Page 438: 37a
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