Essential University Physics: Volume 1 (3rd Edition)

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

Chapter 5 - Exercises and Problems - Page 87: 30

Answer

Please see the work below.

Work Step by Step

We know that the force of friction is given as $f=\mu_{k}mg$ We plug in the known values to obtain: $f=(0.81)(73)(9.8)$ $f=580N$
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