Answer
$46 \ Nm$
Work Step by Step
We find:
$\tau = \frac{\frac{1}{2}I\omega_f^2}{\Delta\theta}= \frac{\frac{1}{2}(2.7)(73.3)^2}{157} = 46 \ Nm$
Essential University Physics: Volume 1 (3rd Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0321993721
ISBN 13:
978-0-32199-372-4
Chapter 10 - Section 10.4 - Rotational Energy - Example - Page 180: 10.11
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