Answer
2.12 m/s
Work Step by Step
h=23 cm-0 =$23\times10^{-2}m$
According to Torricelli's law,
v= $\sqrt {2gh}$=$\sqrt {2\times9.8 ms^{-2}\times23\times10^{-2}m}=2.12\,m/s$
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (4th Edition)
by Knight, Randall D.
Published by
Pearson
ISBN 10:
0133942651
ISBN 13:
978-0-13394-265-1
Chapter 14 - Fluids and Elasticity - Exercises and Problems - Page 384: 29
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