DC Generators The armature of a dc machine is made of ______ Cast steel Soft iron Silocon steel Wrought iron Cast steel Soft iron Silocon steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
DC Generators The effect of armature reaction is to Make the air gap flux uniform Increase the total flux None of the listed here Decrease the total flux Make the air gap flux uniform Increase the total flux None of the listed here Decrease the total flux ANSWER DOWNLOAD EXAMIANS APP
DC Generators To avoid formation of grooves in the commutator of a D.C. machine The brushes of same polarity should track each other The brushes of opposite polarity should track each other Brush position has no effect on the commutator grooving All of these The brushes of same polarity should track each other The brushes of opposite polarity should track each other Brush position has no effect on the commutator grooving All of these ANSWER DOWNLOAD EXAMIANS APP
DC Generators In dc generator, the generated voltage depend upon None of the listed here Both speed and flux Flux only Speed only None of the listed here Both speed and flux Flux only Speed only ANSWER DOWNLOAD EXAMIANS APP
DC Generators A sinusoidal voltage of 5 Hz is applied to the field of a shunt generator. The armature voltage wave will be of 5 Hz will be zero will be of 5 xiVHz will be of v Hz 5 will be of 5 Hz will be zero will be of 5 xiVHz will be of v Hz 5 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature winding of a dc machine is ______ winding. Partly open circuit and partly closed circuit A closed circuit None of the listed here An open circuit Partly open circuit and partly closed circuit A closed circuit None of the listed here An open circuit ANSWER DOWNLOAD EXAMIANS APP
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