Answer
32.4 m
Work Step by Step
Given: $v_{0}=15.0\,m/s$, $\theta_{0}=-20.0^{\circ}$ and $t=2.30\,s$
Equation used:
Horizontal displacement $x=(v_{0}\cos\theta_{0})t$
Result:
$x= (15\,m/s\times\cos(-20^{\circ}))2.30\,s=32.4\,m$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 4 - Motion in Two and Three Dimensions - Problems - Page 93: 135a
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