the three phase supply is fed to the rotor and it is running at its normal operating conditions. Then the synchronous speed can be defined as speed at which?

the three phase supply is fed to the rotor and it is running at its normal operating conditions. Then the synchronous speed can be defined as speed at which? Correct Answer rotor magnetic field rotates

If it is fed from rotor then the synchronous speed is also w.r.t. rotor.
Bissoy MCQ

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