Answer
39.4m
Work Step by Step
$100km/hr=100\times \frac{1000m}{3600s}=27.78m/s$
$v^{2}=u^{2}+2aS$
$S=\frac{v^{2}-u^{2}}{2g}=\frac{27.78^{2}-0}{2\times 9.8}=39.4m$
College Physics (7th Edition)
by Wilson, Jerry D.; Buffa, Anthony J.; Lou, Bo
Published by
Pearson
ISBN 10:
0-32160-183-1
ISBN 13:
978-0-32160-183-4
Chapter 2 - Kinematics: Description of Motion - Learning Path Questions and Exercises - Exercises - Page 64: 67
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