12_P22InstructorSolution

12_P22InstructorSolution - 12.22. Model: The disk is a...

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12.22. Model: The disk is a rotating rigid body. Visualize: The radius of the disk is 10 cm and the disk rotates on an axle through its center. Solve: The net torque on the axle is AA A BB B CC C DD D sin sin sin sin (30 N)(0.10 m)sin( 90 ) (20 N)(0.050 m)sin90
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