Answer
$0.95s$
Work Step by Step
We know that
$T=2\pi \sqrt{\frac{r}{g}}(\sqrt{\frac{3}{2}})$
We plug in the known values to obtain:
$T=2\pi\sqrt{\frac{0.15}{9.81}}(\sqrt{\frac{3}{2}})$
$T=0.95s$
Physics Technology Update (4th Edition)
by Walker, James S.
Published by
Pearson
ISBN 10:
0-32190-308-0
ISBN 13:
978-0-32190-308-2
Chapter 13 - Oscillations About Equilibrium - Problems and Conceptual Exercises - Page 450: 87
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