DC Motors In a dc motor if the back emf is absent 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 Motor will run at very high speed ANSWER DOWNLOAD EXAMIANS APP
DC Motors Flywheel is used with D.C. compound motor to reduce the peak demand by the motor, compound motor will have to be Under compounded Level compounded Differentially compounded Cumulatively compounded Under compounded Level compounded Differentially compounded Cumulatively compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which D.C. motor has got maximum self loading property? Cumulatively compounded motor Shunt motor Series motor Differentially compounded motor Cumulatively compounded motor Shunt motor Series motor Differentially compounded motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors By putting controller resistance in series with the armature of a dc motor, we can obtain speeds None of the listed here Above as well as below the normal speed Below the normal speed only Above the normal speed only None of the listed here Above as well as below the normal speed Below the normal speed only Above the normal speed only ANSWER DOWNLOAD EXAMIANS APP
DC Motors Differentially compound D.C. motors can find applications requiring Variable speed Low starting torque High starting torque Frequent on-off cycles Variable speed Low starting torque High starting torque Frequent on-off cycles ANSWER DOWNLOAD EXAMIANS APP
DC Motors Armature reaction in dc motor is increased 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 By interpoles ANSWER DOWNLOAD EXAMIANS APP
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