Answer
$\tau = 8.0~N~m$
Work Step by Step
We can find the net torque on the object as;
$\tau = I~\alpha$
$\tau = (2.0~kg~m^2)(4.0~rad/s^2)$
$\tau = 8.0~N~m$
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (3rd Edition)
by Knight, Randall D.
Published by
Pearson
ISBN 10:
0321740904
ISBN 13:
978-0-32174-090-8
Chapter 12 - Rotation of a Rigid Body - Exercises and Problems - Page 349: 23
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