43.
The maximum torque which a synchronous motor will develop at rest for any angular position of the rotor, at rated stator supply voltage and frequency, is known as

45.
The coupling angle or load angle of synchronous motor is defined as the angle between the

46.
The armature current of the synchronous motor

47.
If in a synchronous motor, driving mechanical load and drawing current at lagging power factor from constant voltage supply, its field excitation is increased, then its power factor

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