Answer
a). $ 261m/s$
b). $ 17.5^{\circ}$
Work Step by Step
a). $v=\sqrt (250^{2}+75^{2})=261m/s$
b). $sin \theta = \frac{75}{250}=0.3$
$\theta=17.5^{\circ}$
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 3 - Motion in Two Dimensions - Learning Path Questions and Exercises - Exercises - Page 101: 82
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