College Physics Quiz
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ROTATION: TORQUE, ANGULAR MOMENTUM & DYNAMICS
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A motor starts from rest and reaches 1800 rpm1800 \text{ rpm} in 1212 seconds with constant angular acceleration. It then maintains this speed for 2020 seconds before decelerating uniformly to 600 rpm600 \text{ rpm} in 8.08.0 seconds. What is the average angular velocity during the entire 4040-second interval?
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