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Alternators

Alternators
Majority of the alternators are

Three phase
Two phase
None of the listed here
Single phase

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Alternators
In huge alternators, the moving part is

None of the listed here
Poles
Brushes
Armature

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Alternators
The airgap in an alternator is ________ in an induction motor.

Much longer than
Much shorter than
None of the listed here
About same as

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Alternators
In aircrafts, alternators have operating frequency of

400 Hz
800 Hz
60 Hz
50 Hz

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Alternators
Zero power factor method for alternator is generally used to determine

Voltage regulation of the alternator
None of the listed here
Efficiency of alternator
Synchronous impedance of alternator

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Alternators
Armature winding of an alternator are generally

Partly open and partly closed windings
None of the listed here
Closed winding
Open winding

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MORE MCQ ON Alternators

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