Essential University Physics (3rd Edition)
3rd Edition
ISBN: 9780134202709
Author: Richard Wolfson
Publisher: PEARSON
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Textbook Question
Chapter 5, Problem 50P
A bug crawls outward from the center of a CD spinning at 200 revolutions per minute. The coefficient of static friction between the bug’s sticky feet and the disc surface is 1.2. How far does the bug get from the center before slipping?
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A particle of dust lands 41.4 mm from the center of a compact disc (CD) that is 120 mmin diameter. The CD speeds up from rest, and the dust particle is ejected when the CD is rotating at 82.0 revolutions per minute. What is the coefficient of static friction between the particle and the surface of the CD?
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Chapter 5 Solutions
Essential University Physics (3rd Edition)
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