Answer
$K.E=4.81J$
Work Step by Step
We know that
$K.E=\frac{1}{2}I\omega^2$
We plug in the known values to obtain:
$K.E=\frac{1}{2}(4.30)(\frac{2\pi}{4.20})$
$K.E=4.81J$
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 10 - Rotational Kinematics and Energy - Problems and Conceptual Exercises - Page 326: 56
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