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Alternators

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

500 MW
110 MW
250MW
210 MW

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Alternators
Which harmonic will be totally eliminate in an alternator by using a fractional pitch of 4/5 ?

Ninth
Fifth
Third
Seventh

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Alternators
The losses in an alternator are the same as in

A transformer
A rectifier
A dc machine
None of the listed here

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Alternators
The dark and bright lamp method is used for

Transfer of load
Balancing of load
Phase sequence
Synchronizing

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

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

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Alternators
In an alternator, the effect of armature reaction is minimum at power factor of ______

0.5 lagging
Unity
0.866 leading
0.866 lagging

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