DC Generators Stray losses consist of Mechanical and copper losses Magnetic and mechanical losses None of the listed here Magnetic and copper losses Mechanical and copper losses Magnetic and mechanical losses None of the listed here Magnetic and copper losses 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 Interpoles Dummy coils Shifting of axis of brushes Compensating winding Interpoles Dummy coils Shifting of axis of brushes Compensating winding ANSWER DOWNLOAD EXAMIANS APP
DC Generators Carbon brushes are used in a dc machine because _______ None of the listed here Contact resistance is decreased Carbon lubricates and polishes the commutator Carbon is cheap None of the listed here Contact resistance is decreased Carbon lubricates and polishes the commutator Carbon is cheap ANSWER DOWNLOAD EXAMIANS APP
DC Generators For the same rating, a dc machine has_______ an ac machines. More weight than Less weight than None of the listed here The same weight as More weight than Less weight than None of the listed here The same weight as ANSWER DOWNLOAD EXAMIANS APP
DC Generators The commutator segments are connected to the armature conductors by means of Resistance wires Copper lugs Brazing Insulation pads Resistance wires Copper lugs Brazing Insulation pads ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of a dc machine is made of ______ Cast steel Silocon steel Wrought iron Soft iron Cast steel Silocon steel Wrought iron Soft iron ANSWER DOWNLOAD EXAMIANS APP
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