14. Torque & Rotational Dynamics
Torque & Acceleration (Rotational Dynamics)
4:58 minutes
Problem 10f
Textbook Question
Textbook QuestionA playground merry-go-round has radius 2.40 m and moment of inertia 2100 kg•m^2 about a vertical axle through its center, and it turns with negligible friction. A child applies an 18.0-N force tangentially to the edge of the merry-go-round for 15.0 s. If the merry-go-round is initially at rest (b) How much work did the child do on the merry-go-round?
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