Find the angular velocity in radians per second of a wheel turning at 25 revolutions per minute.

asked Mar 4, 2015 222k views

4 votes

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5 votes

1 revolution= 2π radians= 6,28 radian
1 minute= 60 s
25 rev=50π=157 radian

(25)/(1)* (6,28)/(60)=2,62 (rad)/(s)

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1 vote

(25 rev/minute) x (2 pi radian/rev) x ( minute / 60 sec) = 2.618 rad/sec (rounded)

KEYSAN answered Mar 10, 2015

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