Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 7 - Reading Check Questions (Comprehension): 3

Answer

No work is done on a barbell when holding it stationary over one's head.

Work Step by Step

The distance moved is zero. This situation is shown in Figure 7.3.
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