Question: 2 1 . A 2 . 0 - kg stone is tied to a 0 . 5 0 - m long string and swung around

21. A 2.0-kg stone is tied to a 0.50-m long string and swung around a circle at a constant angular velocity of 12 rad/s. The net torque on the stone about the center of the circle is:

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