DC Generators The field winding of a dc shunt machine usually caries _______ of the rated current of the machine. 2% to 5% Less than 0.5 % 15 to 25% More than 20% 2% to 5% Less than 0.5 % 15 to 25% More than 20% ANSWER DOWNLOAD EXAMIANS APP
DC Generators The copper loss is constant for Shunt generator only Series generator only Both shunt and compound generator None of the listed here Shunt generator only Series generator only Both shunt and compound generator None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The terminal voltage of a series generator is 150 V when the load current is 5 A. If the load current is increased to 10 A, the terminal voltage will be 150 V Less than 150 V None of these Greater than 150 V 150 V Less than 150 V None of these Greater than 150 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators on no-load, the air gap flux distribution in space is Pulsating Sinusoidal Triangular Flat topped Pulsating Sinusoidal Triangular Flat topped ANSWER DOWNLOAD EXAMIANS APP
DC Generators A separately excited generator as compared to a self-excited generator Has exciting current independent of load current Has all above features Is amenable to better voltage control Is more stable Has exciting current independent of load current Has all above features Is amenable to better voltage control Is more stable ANSWER DOWNLOAD EXAMIANS APP
DC Generators The brush voltage drop in dc machine is about _______ 20 V 10 V 2 V 0.1 V 20 V 10 V 2 V 0.1 V ANSWER DOWNLOAD EXAMIANS APP
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