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Which of the following statements regarding repulsion induction motor is incorrect ? | |
A. | At rated load, it runs at almost synchronous speed [Wrong Answer] |
B. | It employs centrifugally-operated mechanism to short-circuit the commutator [Correct Answer] |
C. | At start as well as a low speeds, most of the torque is produced by repulsion winding [Wrong Answer] |
D. | At starting, squirrel-cage winding produces no torque. [Wrong Answer] |