Asked by joshua
a motor turns 21.6 revolutions in 0.75 second. what is the angular speed of the motor in rpm? in radians per second?
Answers
Answered by
drwls
rpm = 21.6 rev/(0.75/60 min)= 60*21.6/0.75 = ___
rad/s = (21.6 rev)*(2 pi rad/rev)/0.75 s
= ____
rad/s = (21.6 rev)*(2 pi rad/rev)/0.75 s
= ____
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