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Alternators

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

110 MW
500 MW
210 MW
250MW

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Alternators
Voltage drop in an alternator when under load is due to ______

Armatute reaction
Armature reactance
Armature resistance
All of the listed here

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Alternators
A lower voltage alternator, for the same power rating, will be

More costly
Operating at high rpm
Larger in size
More efficient

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

0.65
0.85
0.76
0.995

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Alternators
In case of turbo-alternators the rotor is usually made of

Forged steel
Manganese steel
Cast iron
Laminated stainless steel

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Alternators
When two alternators are running in exact synchronism, the synchronising power will be

Zero
None of the listed here
Sum of the output of two
Unity

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