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Alternators

Alternators
In case of a uniformly distributed winding, the value of distribution factor is

0.995
0.76
0.85
0.65

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Alternators
The speed of a salient pole machine is nearly

3000 rpm
1500 rpm
1000 rpm
500 rpm

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Alternators
The dark and bright lamp method is used for

Phase sequence
Transfer of load
Balancing of load
Synchronizing

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Alternators
In an alternator one of the advantages of distribution the winding is to

Save on copper
Reduce noise
None of the listed here
Improve voltage wavefrom

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Alternators
The number of poles in turbo alternators is usually

50
4
12
2

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Alternators
The voltage regulation of an alternator depends on

Load current only
Power factor only
Both load current and pf
None of the listed here

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MORE MCQ ON Alternators

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