The shaft of a motor rotates at a constant angular speed of 360rev/min. Angle turned through in 1 sec in radian is Α) π C) 61 B) 31 D) 1211 or velocity of the minute
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Correct option is
B
100π
Given that
Angular velocity, ω=3000rev/min=6000πradian/min
⟹ It turns 6000π radians per 60 secs
The radians it has turned in 1 sec are, =606000π=100π
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