College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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A skater is spinning at 1 rev/s with her arms outstretched so that her moment of inertia is
2.4 kg.m2
. She then pulls her arms to her sides which reduces her moment of Inertia to 1.2
kg.m2
. What is her new
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