Question: A cooling fan is turned off when it is running at 850 rev min. It turns 1250 revolutions before it comes to a stop. (a)

A cooling fan is turned off when it is running at 850 rev min. It turns 1250 revolutions before it comes to a stop.

(a) What was the fan's angular acceleration, assumed constant?

(b) How long did it take the fan to come to a complete stop?

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