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 A dc series motor is most suitable for Cranes Pump Punch presses Lathes Cranes Pump Punch presses Lathes ANSWER DOWNLOAD EXAMIANS APP
DC Motors The greatest percentage of power loss in a dc motor is due to Windage loss Copper loss Friction loss Core loss Windage loss Copper loss Friction loss Core loss ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc series motor is that which Has its field winding consisting of thick wire and less turns Can be started easily without load Has almost constant speed Has a poor torque Has its field winding consisting of thick wire and less turns Can be started easily without load Has almost constant speed Has a poor torque ANSWER DOWNLOAD EXAMIANS APP
DC Motors If the speed of a dc shunt motor is increased the back emf of the motor will Become zero Decrease Remains same Increase Become zero Decrease Remains same Increase ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which D.C. motor is generally preferred for cranes and hoists? Differentially compounded motor Series motor Cumulatively compounded motor Shunt motor Differentially compounded motor Series motor Cumulatively compounded motor Shunt motor ANSWER DOWNLOAD EXAMIANS APP
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