DC Generators Open circuited armature coil of a D.C. machine is Identified by the scarring of the commutator segment to which open circuited coil is connected None of these Indicated by a spark completely around the commutator Both of the listed here Identified by the scarring of the commutator segment to which open circuited coil is connected None of these Indicated by a spark completely around the commutator Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators Inter-pole flux should be sufficient to None of these Neutralize the commutating self induced e.m.f. Neutralize the armature reaction flux Neutralize both the armature reaction flux as well as commutating e.m.f. induced in the coil None of these Neutralize the commutating self induced e.m.f. Neutralize the armature reaction flux Neutralize both the armature reaction flux as well as commutating e.m.f. induced in the coil ANSWER DOWNLOAD EXAMIANS APP
DC Generators The copper loss is constant for 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 Shunt generator only Series generator only 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 Greater than 150 V None of these Less than 150 V 150 V Greater than 150 V None of these Less than 150 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators The no load voltage of a generator is 240 V and rated load voltage is 220 V. The voltage regulation of the generator is 9.1% 11.3% 4.5% 2.8% 9.1% 11.3% 4.5% 2.8% ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator the critical resistance refers to the resistance of Field Armature Brushes Load Field Armature Brushes Load ANSWER DOWNLOAD EXAMIANS APP
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