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DC Generators

DC Generators
The field coil of dc generator are usually made of

Copper
Mica
Carbon
Cast iron

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DC Generators
In a cummulative compounded generator the shunt and series fields ______ each other.

None of the listed here
Oppose
Sometime aid, sometime oppose
Aid

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DC Generators
The armature of dc generator is laminated to

Reduce eddy current loss
Reduce the bulk
Provide the bulk
Insulate the core

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DC Generators
The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be

620 V
600 V
580 V
640 V

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DC Generators
A triplex wave winding will have parallel paths.

None of the listed here
2
4
6

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DC Generators
The armature reaction in a dc generator can be increased by increasing the

Data is insufficient
None of the listed here
Armature current
Field current

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