Answer
Zero.
Work Step by Step
The slope of the tangent line to $\theta (t)$ is zero at $t=2$s. The slope of the tangent to $\theta$ represents angular velocity. Therefore, the angular velocity is zero.
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 10 - Rotation - Questions - Page 286: 4b
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