258 questions in Synchronous Motors - HI MCQ!

In case one phase of a· three-phase synchronous motor is short-circuited the motor will?

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If the field winding of an unloaded salient pole synchronous motor is open circuited, the motor will?

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A three-phase synchronous motor will have?

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Exciters of synchronous machines are?

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In a synchronous motor, V-curves represent relation between?

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The magnitude of field flux in a 3-phase synchronous motor?

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A synchronous motor has better power factor as compared to that of an equivalent induction motor. This is mainly because?

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A synchronous motor can develop synchronous torque?

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When a 3-phase synchronous generator is supplying a zero power factor lagging load, the armature field affects the main field in the following way?

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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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