1.

A variable speed three-phase induction motor drive obtained by varying the applied voltage is suitable for

A. Driving constant torque loads
B. Driving fan type loads where torque proportional to square of speed
C. Driving loads where torque is inversely proportional to square of the speed
D. Driving all type of loads
Answer» C. Driving loads where torque is inversely proportional to square of the speed


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