DC Generators The brush voltage drop in dc machine is about _______ 20 V 0.1 V 2 V 10 V 20 V 0.1 V 2 V 10 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators Laminations of core are generally made of Case iron Carbon Silicon steel Stainless steel Case iron Carbon Silicon steel Stainless steel 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 Dummy coils Shifting of axis of brushes Interpoles Compensating winding Dummy coils Shifting of axis of brushes Interpoles Compensating winding ANSWER DOWNLOAD EXAMIANS APP
DC Generators Stray losses consist of Magnetic and copper losses None of the listed here Mechanical and copper losses Magnetic and mechanical losses Magnetic and copper losses None of the listed here Mechanical and copper losses Magnetic and mechanical losses 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 reaction Armature resistance drop Field weakening due to armature reaction and armature Commutation Armature reaction Armature resistance drop Field weakening due to armature reaction and armature Commutation ANSWER DOWNLOAD EXAMIANS APP
DC Generators Current versus time graph for an ideal commutation is a Parabola None of the listed here Straight line Hydrobola Parabola None of the listed here Straight line Hydrobola ANSWER DOWNLOAD EXAMIANS APP
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