DC Motors If the speed of a dc shunt motor is increased the back emf of the motor will Increase Remains same Decrease Become zero Increase Remains same Decrease Become zero ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which motor has the poorest speed control? Series motor Cummulative compounded motor Differentially compounded motor Shunt motor Series motor Cummulative compounded motor Differentially compounded motor Shunt motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc series motor is that which 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 Has its field winding consisting of thick wire and less turns Can be started easily without load ANSWER DOWNLOAD EXAMIANS APP
DC Motors When the speed of dc motor increases, its armature current Increases Remains same None of the listed here Decreases Increases Remains same None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
DC Motors The shaft torque in a dc motor is less than total armature torque because of ______ in the motor. None of the listed here Field losses Iron and friction losses Cu losses None of the listed here Field losses Iron and friction losses Cu losses ANSWER DOWNLOAD EXAMIANS APP
DC Motors Differentially compound D.C. motors can find applications requiring Variable speed High starting torque Low starting torque Frequent on-off cycles Variable speed High starting torque Low starting torque Frequent on-off cycles ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS