3. A cylindrical rotor synchronous motor is switched on the supply with it

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3. A cylindrical rotor synchronous motor is switched on the supply with its field windings shorted on themselves. It will

Options:

A . not start

B . start but not run at synchronous speed

C . start as an induction motor and then run as synchronous motor

D . start and run as a synchronous motor

Answer: Option B

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