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

None of the listed here
Front pitch
Back pitch
Commutator pitch

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DC Generators
Inter-pole flux should be sufficient to

Neutralize both the armature reaction flux as well as commutating e.m.f. induced in the coil
Neutralize the armature reaction flux
Neutralize the commutating self induced e.m.f.
None of these

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