DC Generators In a D.C. generator the critical resistance refers to the resistance of Armature Field Brushes Load Armature Field Brushes Load ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc machine is laminated in order to reduce Frictional loss Eddy current loss Hysteresis loss Copper loss Frictional loss Eddy current loss Hysteresis loss Copper loss 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 4.5% 11.3% 9.1% 2.8% 4.5% 11.3% 9.1% 2.8% ANSWER DOWNLOAD EXAMIANS APP
DC Generators If a self excited D.C. generator after being installed, fails to build up on its first trial run, the first thing to do is to increase the speed of primemover increase the field resistance reverse the field connections check armature insulation resistance increase the speed of primemover increase the field resistance reverse the field connections check armature insulation resistance ANSWER DOWNLOAD EXAMIANS APP
DC Generators The physical size of 100 kW, 2000 rpm generator is _____ that of 10 kW, 200 rpm generator. More than Less than None of the listed here About the same as More than Less than None of the listed here About the same as ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators, current to the external circuit from armature is given through Solid connection Slip rings None of above Commutator Solid connection Slip rings None of above Commutator ANSWER DOWNLOAD EXAMIANS APP
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