DC Motors In the dc motor the iron losses occur in Brushes Commutator Armature Field Brushes Commutator Armature Field ANSWER DOWNLOAD EXAMIANS APP
DC Motors Armature reaction in dc motor is increased By interpoles When the armature current increases When the field current increases When the armature current decreases By interpoles When the armature current increases When the field current increases When the armature current decreases ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a _____ motor is practically constant. Cumulatively compounded Differentially compounded Shunt Series Cumulatively compounded Differentially compounded Shunt Series ANSWER DOWNLOAD EXAMIANS APP
DC Motors ______ motors never use belt connected loads. Shunt Cummulative compounded Series Differentially compounded Shunt Cummulative compounded Series Differentially compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors If conditions for maximum power for a dc motor are established, the efficiency of the motor will be 80 to 90 % 100 % 60 to 70 % Less than 50% 80 to 90 % 100 % 60 to 70 % Less than 50% ANSWER DOWNLOAD EXAMIANS APP
DC Motors ______ motor has the best speed regulation. Cummulative compounded Differentially compounded Series Shunt Cummulative compounded Differentially compounded Series Shunt ANSWER DOWNLOAD EXAMIANS APP