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DC Generators

DC Generators
High voltage dc machine use _____ winding.

Wave
None of the listed here
Lap
Either lap or wave

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DC Generators
A triplex wave winding will have parallel paths.

None of the listed here
6
2
4

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DC Generators
An 8 pole duplex lap winding will have ______ parallel paths.

32
8
16
4

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DC Generators
The armature winding of a dc machine is place on the rotor to ______

Facilitate commutation
Reduce armature reaction
Save iron
Reduce losses

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DC Generators
If the flux per pole of dc generator is halved but its speed is doubled, its generated emf will

Be doubled
Be quadrupled
Be halved
Remain the same

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DC Generators
Small dc machines generally have _____ poles.

6
8
4
2

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