Answer
$0.42s$
Work Step by Step
$r=0.2m$,
So, circumference $=2pi \times r= 1.256m$
So, $t=\frac{1.256}{3}s=0.42s$
College Physics (7th Edition)
by Wilson, Jerry D.; Buffa, Anthony J.; Lou, Bo
Published by
Pearson
ISBN 10:
0-32160-183-1
ISBN 13:
978-0-32160-183-4
Chapter 7 - Circular Motion and Gravitation - Learning Path Questions and Exercises - Exercises - Page 261: 23
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