DC Generators In a lap winding, the number of the brushes required is equal to None of the listed here Number of pairs of poles Commutator pitch Number of poles None of the listed here Number of pairs of poles Commutator pitch Number of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc machine, the number of commutator segment is equal to Number of coils Numbers of conductors None of the listed here Twice the number of poles Number of coils Numbers of conductors None of the listed here Twice the number of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a four-pole D.C. machine All the four poles are south poles Two north poles follow two south poles All the four poles are north poles Alternate poles are north and south All the four poles are south poles Two north poles follow two south poles All the four poles are north poles Alternate poles are north and south ANSWER DOWNLOAD EXAMIANS APP
DC Generators 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 Shifting of axis of brushes Interpoles Compensating winding Dummy coils Shifting of axis of brushes Interpoles Compensating winding Dummy coils ANSWER DOWNLOAD EXAMIANS APP
DC Generators The open circuit voltage of a compound generator is 250 V. At full load the terminal voltage Will be less than 250 V May be greater or less than 250 V Will always be 250 V None of these Will be less than 250 V May be greater or less than 250 V Will always be 250 V None of these ANSWER DOWNLOAD EXAMIANS APP
DC Generators The greatest eddy current loss occurs in the _____ of a dc machine. Commutating poles Armature Field poles Yoke Commutating poles Armature Field poles Yoke ANSWER DOWNLOAD EXAMIANS APP
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