College Physics (4th Edition)

Published by McGraw-Hill Education
ISBN 10: 0073512141
ISBN 13: 978-0-07351-214-3

Chapter 3 - Multiple-Choice Questions - Page 110: 22


The correct answer is: (c) north of east

Work Step by Step

The correct answer is: (c) north of east The boy's resultant velocity vector will be the sum of the the water's velocity vector and the velocity vector of the boat. Since the water's velocity vector is 1 m/s south, the boy needs to paddle so the north component of the boat's velocity vector is 1 m/s north. To go straight east across the river, the boy should head north of east.
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