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Q1. A 440 V, 60 Hz, six-pole, 3 phase induction motor is taking 50 kVA at...

Q1. A 440 V, 60 Hz, six-pole, 3 phase induction motor is taking 50 kVA at 0.8 power
factor and is running at a slip of 2.5 percent. The stator copper losses are 0.5 kW and
rotational losses are 2.5 kW.

i) The rotor copper losses
ii) The shaft hp
iii) The efficiency
iv) The shaft torque

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