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Alternators

Alternators
Turbo alternator are generally used to run at

15000 rpm
3000 rpm
1500 rpm
5000 rpm

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Alternators
Majority of the alternators are

None of the listed here
Three phase
Single phase
Two phase

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Alternators
The speed of a salient pole machine is nearly

1000 rpm
3000 rpm
1500 rpm
500 rpm

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

6
None of the listed here
50
3

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Alternators
In an alternator, the frequency of voltage generated depend on

Rotative speed only
Number of poles only
None of the listed here
Both rotative speed and number of poles

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Alternators
In an alternator, for a coil having a span of 2/3 of pole pitch, the coil span factor will be

0.2
0.866
0.6
0.707

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MORE MCQ ON Alternators

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