Question: Describe the effect on the torque-speed characteristic of an induction motor produced by (a) Halving the applied voltage and (b) Halving both the applied voltage

Describe the effect on the torque-speed characteristic of an induction motor produced by

(a) Halving the applied voltage and

(b) Halving both the applied voltage and the frequency. Sketch the resultant torque-speed curves relative to that of rated-voltage and rated-frequency. Neglect the effects of stator resistance and leakage reactance.

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