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Alternators

Alternators
The rating of an alternator is expressed in______

kVA
HP
kVAR
kW

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Alternators
The number of cycles generated in a 6-pole alternators in one revolution is _______

3
6
None of the listed here
50

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Alternators
In an alternator, the armature reaction will be completely magnetizing in case the load power factor is

Zero leading
Unity
Zero lagging
0.866

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Alternators
Majority of the alternators in the use have _____

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

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Alternators
What is the largest size of a alternator being manufactured in india?

210 MW
110 MW
250MW
500 MW

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Alternators
If the excitation of an alternator operating in parallel with other alternators is decreased, its ______

None of the listed here
Pf becomes more leading
Pf becomes more lagging
Output kW will change

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