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Alternators

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

0.76
0.995
0.65
0.85

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

All of the listed here
Armature resistance
Armature reactance
Armatute reaction

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Alternators
The speed of a salient pole machine is nearly

1500 rpm
1000 rpm
3000 rpm
500 rpm

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Alternators
In an alternator the armature reaction is mainly influenced by

Speed of the alternator
The power factor of the load
Total current drawn
Short circuit ratio

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Alternators
The synchronous reactance of an alternator is due to ______

Dc field excitation
None of the listed here
Armature reaction
Leakage flux

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Alternators
The stator of an alternator rarely uses _____slots.

Semi-closed type
Wide open type
Closed type
None of the listed here

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