College Physics (10th Edition)
10th Edition
ISBN: 9780321902788
Author: Hugh D. Young, Philip W. Adams, Raymond Joseph Chastain
Publisher: PEARSON
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Chapter 10, Problem 14P
14. A uniform, 8.40-kg, spherical shell 50.0 cm in diameter has four small 2.00-kg masses attached to its outer surface and equally spaced around it. This combination is spinning about an axis running through the center of the sphere and two of the small masses (Figure 10.49e). What friction torque is needed to reduce its angular speed from 75.0 rpm to 50.0 rpm in 30.0 s?
Figure 10.49
Problem 14.
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Chapter 10 Solutions
College Physics (10th Edition)
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