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Alternators

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

0.85
0.65
0.76
0.995

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Alternators
Alternators, now a days, are designed to have poor regulation because

It limits the value of short circuit current
We employ automatic voltage regulators
None of the listed here
It reduces the construction cost

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Alternators
In aircrafts, alternators have operating frequency of

400 Hz
800 Hz
50 Hz
60 Hz

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

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

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Alternators
The voltage regulation of an alternator depends on

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

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Alternators
For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles.

8
12
2
4

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MORE MCQ ON Alternators

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