University Physics with Modern Physics (14th Edition)

Published by Pearson
ISBN 10: 0321973615
ISBN 13: 978-0-32197-361-0

Chapter 6 - Work and Kinetic Energy - Problems - Exercises - Page 197: 6.43

Answer

(a) W = 4 J (b) W = 0 (c) W = -1 J (d) W = 3 J (e) W = -1 J

Work Step by Step

To find the work done by the force, we can calculate the area under the Force versus x graph. (a) W = 2 J + 2 J = 4 J (b) W = 0 (c) W = -1 J (d) W = 4 J - 1 J = 3 J (e) W = -(2 J - 1 J) = -1 J
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