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6. A CD player varies its speed as it changes circular tracks on the CD. A CD player is rotating at 300 rpm. To read

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6. A CD player varies its speed as it changes circular tracks on the CD. A CD player is rotating at 300 rpm. To read another track, the angular speed is increased to 450 rpm in a time of0.75 5. Calculate the average angular acceleration in rad/32 during the change

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