DC Generators The field coil of dc generator are usually made of Cast iron Copper Mica Carbon Cast iron Copper Mica Carbon ANSWER DOWNLOAD EXAMIANS APP
DC Generators D.C. generator generally preferred for charging automobile batteries is Series generator Long shunt compound generator Shunt generator Any of the above Series generator Long shunt compound generator Shunt generator Any of the above ANSWER DOWNLOAD EXAMIANS APP
DC Generators The O. C. C. of a dc generator is also called its_______ characteristic. External Internal No load saturation Performance External Internal No load saturation Performance ANSWER DOWNLOAD EXAMIANS APP
DC Generators The real working part of a dc machine is the ______ Commutator Field winding Armature winding None of the listed here Commutator Field winding Armature winding None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a commutator Mica and copper are equally hard Copper is harder than mica Mica is harder than copper None of the listed here Mica and copper are equally hard Copper is harder than mica Mica is harder than copper None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The terminal voltage of a D.C. shunt generator drops on load because of all of the following reasons except Armature resistance drop Commutation Field weakening due to armature reaction and armature Armature reaction Armature resistance drop Commutation Field weakening due to armature reaction and armature Armature reaction ANSWER DOWNLOAD EXAMIANS APP
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