Angular Momentum: A uniform, solid, cylindrical flywheel of radius 1.4 m and mass 15 kg rotates at 2.7 rad/s. What is the magnitude of the flywheel's angular momentum?
A. 40 kg ? m2/s
B. 20 kg ? m2/s
C. 80 kg ? m2/s
D. 60 kg ? m2/s
Answer: A
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