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Multiple Choice
The turntable of a DJ set is spinning at a constant rate just before it is turned off. If the turntable decelerates at 3 rad/s2 and goes through an additional 30 rotations before stopping, how fast (in RPM) was the turntable initially spinning?
BONUS:How long (in seconds) does the turntable take to stop?
A
33.6 RPM
B
321 RPM
C
2,016 RPM
D
3,167 RPM
7:18m
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