DC Generators The critical resistance of the D.C. generator is the resistance of Armature Field Brushes Load Armature Field Brushes Load ANSWER DOWNLOAD EXAMIANS APP
DC Generators The nature of armature winding of a dc machine is decided by Front pitch None of the listed here Back pitch Commutator pitch Front pitch None of the listed here Back pitch Commutator pitch ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a wave winding, the commutator pitch is approximately equal to Twice the pole pitch Thrice the pole pitch Pole pitch None of the listed here Twice the pole pitch Thrice the pole pitch Pole pitch None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators As a result of armature reaction, the reduction in the total mutual air gap flux in a D.C. generator is approximately 10 percent 40 percent 25 percent 5 percent 10 percent 40 percent 25 percent 5 percent ANSWER DOWNLOAD EXAMIANS APP
DC Generators The open circuit voltage of a compound generator is 250 V. At full load the terminal voltage Will always be 250 V None of these Will be less than 250 V May be greater or less than 250 V Will always be 250 V None of these Will be less than 250 V May be greater or less than 250 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators A separately excited generator as compared to a self-excited generator Has all above features Is more stable Has exciting current independent of load current Is amenable to better voltage control Has all above features Is more stable Has exciting current independent of load current Is amenable to better voltage control ANSWER DOWNLOAD EXAMIANS APP
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