DC Motors In a dc compound machine, Series field winding plays dominant role Shunt field winding plays dominant role Either can play dominant role Both play equally dominant role Series field winding plays dominant role Shunt field winding plays dominant role Either can play dominant role Both play equally dominant role ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which one of the following is not the function of pole shoes in a D.C. machine? To spread out flux for better uniformity To reduce the reluctance of the magnetic path To reduce eddy current loss To support the field coils To spread out flux for better uniformity To reduce the reluctance of the magnetic path To reduce eddy current loss To support the field coils ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc motor can be easily identified by Winding Size of conductor Commutator Yoke Winding Size of conductor Commutator Yoke ANSWER DOWNLOAD EXAMIANS APP
DC Motors The most suitable motor for elevators is the ____ motor. Differentially compuonded Cummulative compounded Shunt Series Differentially compuonded Cummulative compounded Shunt Series ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following law can be used to determine the direction of rotation of dc motor? Lenz's law Coloumb's law Faraday's law Fleming's left hand rule Lenz's law Coloumb's law Faraday's law Fleming's left hand rule ANSWER DOWNLOAD EXAMIANS APP
DC Motors In case the conditions for maximum power for a D.C. motor are established, the efficiency of the motor will be Around 90% Less than 50% Anywhere between 75% and 90% 1 Around 90% Less than 50% Anywhere between 75% and 90% 1 ANSWER DOWNLOAD EXAMIANS APP
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