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: 45

Answer

Please see the work below.

Work Step by Step

We know that the acceleration of the elevator is equal to g: As $a=\frac{v}{t}$ This can be rearranged as $t=\frac{v}{a}$ $t=\frac{v}{g}$ because $a=g$ $t=\frac{5.2}{9.8}=0.53s$
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