cutter homogeneous wheel has a diameter of 25 cm and a mass of 0.85 kg. If it reaches an angular velocity of 3500 rpm in 3.2 s from rest, what is its average power?   A) 125 W B) 148 W C) 154 W D) 139 W E) 214 W

Elements Of Electromagnetics
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A cutter homogeneous wheel has a diameter of 25 cm and a mass of 0.85 kg. If it reaches an angular velocity of 3500 rpm in 3.2 s from rest, what is its average power?

 
A)

125 W

B)

148 W

C)

154 W

D)

139 W

E)

214 W

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Option d is correct 139 W 

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