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Alternators

Alternators
Turbo alternators are generally used to run at

5000 rpm
1500 rpm
1500 rpm
3000 rpm

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Alternators
A lower voltage alternator, for the same power rating, will be

More efficient
More costly
Operating at high rpm
Larger in size

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Alternators
Majority of the alternators in the use have _____

Stationary field type construction
Revolving field type construction
None of the listed here
Revolving ac armature winding

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Alternators
Iron and friction losses of an alternator can be measured by a

Transformer
Dc motor
Rectifier
None of the listed here

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Alternators
For the same power rating, an alternator is ______that of a dc generator.

Larger in size than
None of the listed here
Of the same size as
Smaller in size than

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

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

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MORE MCQ ON Alternators

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