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If the CD has a radius of 7.0 CM and a mass of 18g, what is the torque exerted on it? Express you answer in

If the CD has a radius of 7.0 CM and a mass of 18g, what is the torque exerted on it? Express you answer in Nm and two significant figures.

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When the play button is pressed, a CD accelerates uniformly from rest to 470 rev/min in 3.0 revolutions

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