DC Motors What will happen if the back emf of a dc motor vanishes suddenly? The motor will run noisy The motor will stop The armature may burn The motor will continue to run The motor will run noisy The motor will stop The armature may burn The motor will continue to run ANSWER DOWNLOAD EXAMIANS APP
DC Motors Dc series motors are used in those applications where _____ is required. Low no load speed None of the listed here Constant speed High starting torque Low no load speed None of the listed here Constant speed High starting torque ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a dc motor can be controlled by changing Is flux Armature circuit resistance Aplied voltage All of the listed here Is flux Armature circuit resistance Aplied voltage All of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors For the same H.P. rating and full load speed, following motor has poor starting torque Differentially compounded Cumulatively compounded Shunt Series Differentially compounded Cumulatively compounded Shunt Series ANSWER DOWNLOAD EXAMIANS APP
DC Motors The armature voltage control of dc motor provides Constant current drive None of the listed here Constant torque drive Constant voltage drive Constant current drive None of the listed here Constant torque drive Constant voltage drive ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc motor can be easily identified by Yoke Size of conductor Winding Commutator Yoke Size of conductor Winding Commutator ANSWER DOWNLOAD EXAMIANS APP
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