In a D.C. generator in order to reduce sparking at brushes, the self-i – McqOptions

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1.	In a D.C. generator in order to reduce sparking at brushes, the self-induced e.m.f. in the coil is neutralized by all of the following except
A.	nterpoles
B.	ummy coils
C.	ompensating winding
D.	hifting of axis of brushes
Answer» C. ompensating winding

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