DC Generators Which of the following generator provides approximately constant voltage from no load to full load? Shunt Over compounded Series Flat compounded Shunt Over compounded Series Flat compounded ANSWER DOWNLOAD EXAMIANS APP
DC Generators The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be 640 V 600 V 620 V 580 V 640 V 600 V 620 V 580 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc machine is laminated in order to reduce Eddy current loss Frictional loss Copper loss Hysteresis loss Eddy current loss Frictional loss Copper loss Hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator means its None of the listed here Overall efficiency Mechanical efficiency Electrical efficiency None of the listed here Overall efficiency Mechanical efficiency Electrical efficiency ANSWER DOWNLOAD EXAMIANS APP
DC Generators The copper loss is constant for Series generator only None of the listed here Both shunt and compound generator Shunt generator only Series generator only None of the listed here Both shunt and compound generator Shunt generator only 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 reverse the field connections increase the speed of primemover check armature insulation resistance increase the field resistance reverse the field connections increase the speed of primemover check armature insulation resistance increase the field resistance ANSWER DOWNLOAD EXAMIANS APP
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