A ceiling fan with 82-cm-diameter blades is turning at 62, Ask an Expert

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A ceiling fan with 82-cm-diameter blades is turning at 62 rpm. Suppose the fan coasts to a stop 30s after being turned off.

a.) What is the speed of the trip of a blade 10 s after the fan is turned off?

b.) Through how many revolutions does the fan turn while stopping?

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