Physics (10th Edition)

Published by Wiley
ISBN 10: 1118486897
ISBN 13: 978-1-11848-689-4

Chapter 2 - Kinematics in One Dimension - Problems: 53

Answer

1.1 s

Work Step by Step

Let down be the positive direction: $x=ut+\frac{1}{2}at^{2}$ $(6.0)=0+\frac{1}{2}(9.8)t^{2}$ $t=\sqrt {(\frac{12}{9.8})}\approx1.1$ s
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