Physics (10th Edition)

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

Chapter 2 - Kinematics in One Dimension - Check Your Understanding - Page 35: 11


The rifle with the shorter barrel

Work Step by Step

a = $\frac{v-u}{t}$ For both rifles, u=0 thus a = $\frac{v}{t}$ Let $a_{short}$ = $\frac{v_{short}}{t_{short}}$ Let $a_{long}$ = $\frac{v_{long}}{t_{long}}$ Since $v_{short}$ > $v_{long}$ and $t_{short}$ < $t_{slong}$, $a_{short}$ > $a_{long}$
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