DC Generators Current versus time graph for an ideal commutation is a Straight line None of the listed here Parabola Hydrobola Straight line None of the listed here Parabola Hydrobola ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators, current to the external circuit from armature is given through Solid connection Commutator None of above Slip rings Solid connection Commutator None of above Slip rings ANSWER DOWNLOAD EXAMIANS APP
DC Generators The current in armature conductors of a dc machine is ______ Pure dc plus pulsating dc Pulsating dc Ac Pure dc Pure dc plus pulsating dc Pulsating dc Ac Pure dc ANSWER DOWNLOAD EXAMIANS APP
DC Generators The O. C. C. of a dc generator is also called its_______ characteristic. Performance External Internal No load saturation Performance External Internal No load saturation ANSWER DOWNLOAD EXAMIANS APP
DC Generators The size of a dc generator can be reduced by using ______ Lap winding High resistance winding material Iron commutator Magnetic material of high permeability Lap winding High resistance winding material Iron commutator Magnetic material of high permeability ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a four-pole D.C. machine All the four poles are south poles Alternate poles are north and south All the four poles are north poles Two north poles follow two south poles All the four poles are south poles Alternate poles are north and south All the four poles are north poles Two north poles follow two south poles ANSWER DOWNLOAD EXAMIANS APP