Torque produced in case of DC supply and AC supply

Q.  In case of dc supply and in case of ac supply, the torque produced is
- Published on 10 Nov 15

a. Directly proportional to power, inversely power to power
b. Directly proportional to power, directly proportional to power
c. Inversely proportional to power, inversely proportional to power
d. Inversely proportional to power, directly proportional to power

ANSWER: Directly proportional to power, directly proportional to power

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