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QUESTION

A sanding disk with rotational inertia 2.

A sanding disk with rotational inertia 2.5 x 10-3 kg·m2 is attached to an electric drill whose motor delivers a torque of magnitude 42 N·m about the central axis of the disk. About that axis and with torque applied for 76 ms, what is the magnitude of the angular velocity of the disk

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