DC Generators In a four-pole D.C. machine All the four poles are north poles Two north poles follow two south poles Alternate poles are north and south All the four poles are south poles All the four poles are north poles Two north poles follow two south poles Alternate poles are north and south All the four poles are south poles 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 no load voltage of a generator is 240 V and rated load voltage is 220 V. The voltage regulation of the generator is 11.3% 9.1% 2.8% 4.5% 11.3% 9.1% 2.8% 4.5% ANSWER DOWNLOAD EXAMIANS APP
DC Generators Brushes of D.C. machines are made of Hard copper Soft copper All of above Carbon Hard copper Soft copper All of above Carbon ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc generator, the eddy current power loss is None of the listed here Directly proportional to sqaure of thickness of each lamination Directly proportional to thickness of each lamination Inversely proprtional to thickness of each lamination None of the listed here Directly proportional to sqaure of thickness of each lamination Directly proportional to thickness of each lamination Inversely proprtional to thickness of each lamination ANSWER DOWNLOAD EXAMIANS APP
DC Generators The O. C. C. of a dc generator None of the listed here Is similar for all types of generators Is different for different generators May be same or different None of the listed here Is similar for all types of generators Is different for different generators May be same or different ANSWER DOWNLOAD EXAMIANS APP
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