Question: A three - phase star connected, 4 0 0 V induction motor has an output power of 2 3 kW . Its efficiency is 9

A three-phase star connected, 400 V induction motor has an output power of 23 kW. Its efficiency is 91%, it operates at a power factor of 0.8 and at a speed of 1440 rpm, determine;
i. The torque.
ii. The input power.
iii. The phase current in the motor windings.

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