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The turntable of the record player has an angular velocity of 274.4 rev/min when it is turned off. It comes to rest 3.8 s after
The turntable of the record player has an angular velocity of 274.4 rev/min when it is turned off. It comes to rest 3.8 s after being turned off. What is the angular acceleration of the turntable in rad/s2 (use 3 significant figures).
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