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In a synchronous motor the back emf peak set up in the stator depends on ___________

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In a synchronous motor the back emf peak set up in the stator depends on ___________

(a) rotor excitation

(b) supply voltage

(c) rotor speed

(d) load on the motor

This question was addressed to me during an interview.

The origin of the question is Synchronizing Power and Synchronizing Torque in portion Synchronous Machine Stability of Electrical Machines

1 Answer

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Best answer
Right choice is (a) rotor excitation

Explanation: It will depend on the excitation.

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