DC Motors The commutating pole winding is connected in Series with the armature Series-parallel with the armature None of the listed here Parallel with the armature Series with the armature Series-parallel with the armature None of the listed here Parallel with the armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc motor can be easily identified by Yoke Winding Commutator Size of conductor Yoke Winding Commutator Size of conductor ANSWER DOWNLOAD EXAMIANS APP
DC Motors Armature reaction in dc motor is increased When the armature current decreases When the armature current increases When the field current increases By interpoles When the armature current decreases When the armature current increases When the field current increases By interpoles 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 1 Less than 50% Anywhere between 75% and 90% Around 90% 1 Less than 50% Anywhere between 75% and 90% Around 90% ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc motor if the back emf is absent Motor will run at very high speed Motor will burn Motor will run at very slow speed Motor will not run at all Motor will run at very high speed Motor will burn Motor will run at very slow speed Motor will not run at all ANSWER DOWNLOAD EXAMIANS APP
DC Motors Compensating winding in a dc machine is placed None of the listed here On yoke in the interpolar gap On armature On yoke in the pole faces None of the listed here On yoke in the interpolar gap On armature On yoke in the pole faces ANSWER DOWNLOAD EXAMIANS APP
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