Essential University Physics: Volume 1 (3rd Edition)

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

Chapter 4 - Exercises and Problems: 55

Answer

Please see the work below.

Work Step by Step

We know that $x=\frac{v^2}{2a}$ We plug in the known values to obtain: $x=\frac{(\frac{70}{3.6})^2}{2(20\times 9.8)}=0.96m$
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