Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 10 - Exercises and Problems: 21

Answer

Please see the work below.

Work Step by Step

We know that $\tau=rF$ This can be rearranged as: $r=\frac{\tau}{F}$ We plug in the known value to obtain: $r=\frac{110}{90}=1.2m$
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