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DC Generators

DC Generators
The O. C. C. of a dc generator is also called its_______ characteristic.

Performance
Internal
No load saturation
External

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DC Generators
A triplex wave winding will have parallel paths.

2
6
None of the listed here
4

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DC Generators
Small dc machines generally have _____ poles.

8
6
4
2

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

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

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DC Generators
The resistance of armature winding depends on

Cross sectional area of the conductor
All of the listed here
Length of conductor
Number of conductors

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DC Generators
The terminal voltage of a D.C. shunt generator drops on load because of all of the following reasons except

Commutation
Armature resistance drop
Field weakening due to armature reaction and armature
Armature reaction

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