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A 3-phase 208V line-to-line), 4 pole 1746rpm induction motor is taking 45kVA at 0.9 power factor....

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Electrical Engineering

A 3-phase 208V line-to-line), 4 pole 1746rpm induction motor istaking 45kVA at 0.9 power factor. The total developed torque is2000N-m and the rotational losses are 1.5kW. Determine thefollowing: a) The rotor copper losses b) The overall efficiency c)The stator winding resistance (per-phase)

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