Answer
$1.2\ rad/s^2$
Work Step by Step
Radius of the axle $R=5\ cm =0.05\ m$
Acceleration $a =0.06\ m/s^2$
Therefore, angular acceleration $\alpha = \frac{a}{r}$
$\alpha= \frac{0.06\ m/s^2}{0.05\ m}$
$\alpha =1.2\ rad/s^2$
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 - Problems - Page 290: 51d
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