DC Motors For constant torque drive which speed control method is preferred? Mechanical loading system Field control Armature voltage control Shunt armature control Mechanical loading system Field control Armature voltage control Shunt armature control ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc motor if the back emf is absent 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 Motor will burn ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which motor has the poorest speed control? Cummulative compounded motor Differentially compounded motor Shunt motor Series motor Cummulative compounded motor Differentially compounded motor Shunt motor Series motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors By putting controller resistance in series with the armature of a dc motor, we can obtain speeds Above as well as below the normal speed Above the normal speed only None of the listed here Below the normal speed only Above as well as below the normal speed Above the normal speed only None of the listed here Below the normal speed only ANSWER DOWNLOAD EXAMIANS APP
DC Motors These days dc motors are widely used in Electric traction Pumping sets Machine shops Air compressors Electric traction Pumping sets Machine shops Air compressors ANSWER DOWNLOAD EXAMIANS APP
DC Motors The commutating pole winding is connected in Parallel with the armature None of the listed here Series-parallel with the armature Series with the armature Parallel with the armature None of the listed here Series-parallel with the armature Series with the armature ANSWER DOWNLOAD EXAMIANS APP
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