Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (4th Edition)

Published by Pearson
ISBN 10: 0133942651
ISBN 13: 978-0-13394-265-1

Chapter 9 - Work and Kinetic Energy - Stop to Think 9.4 - Page 215: 1

Answer

c. W(T) is negative and W(G) is positive

Work Step by Step

The tension force is opposite of the displacement causing it to be negative while the downward gravitational force is parallel or in the same direction of the displacement causing it to be positive work.
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