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DC Generators

DC Generators
The insulating material used between the commutator segments is normally

Paper
Graphite
Insulating varnish
Mica

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DC Generators
Due to armature reaction, the main pole flux of a dc generator is

Weakend only
Weakened as well as distorted
None of the listed here
Distorted only

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DC Generators
The copper loss is constant for

Shunt generator only
None of the listed here
Series generator only
Both shunt and compound generator

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DC Generators
The nature of armature winding of a dc machine is decided by

Commutator pitch
Front pitch
None of the listed here
Back pitch

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DC Generators
In D.C. generators, the brushes on commutator remain in contact with conductors which

Lie under South Pole
Lie under North Pole
Lie under interpolar region
Are farthest from the poles

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DC Generators
The commutator of a dc generator acts as

None of the listed here
An amplifier
A rectifier
A load

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MORE MCQ ON DC Generators

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