DC Motors Ward-Leonard control is basically a Field control method Field divertor method Voltage control method Armature resistance control method Field control method Field divertor method Voltage control method Armature resistance control method ANSWER DOWNLOAD EXAMIANS APP
DC Motors A compensating winding is an auxiliary winding embedded in slots in The armature None of the listed here The pole faces of main poles Partly in pole faces, partly in armature The armature None of the listed here The pole faces of main poles Partly in pole faces, partly in armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following can be used for controlling the speed of a dc motor? Thyristor Thyratron Thermistor Transistor Thyristor Thyratron Thermistor Transistor ANSWER DOWNLOAD EXAMIANS APP
DC Motors Three point starter can be used for Compound motor only Both shunt and compound motor Series motor only Shunt motor only Compound motor only Both shunt and compound motor Series motor only Shunt motor only ANSWER DOWNLOAD EXAMIANS APP
DC Motors The main disadvantage of the Ward-Leonard control method is All of these Low efficiency at high loads High maintenance cost High initial cost All of these Low efficiency at high loads High maintenance cost High initial cost ANSWER DOWNLOAD EXAMIANS APP
DC Motors By flux control method of speed control of a dc shunt motor, we can obtain speeds. None of the listed here Above the normal speed only Above as well as below the normal speed Below the normal speed only None of the listed here Above the normal speed only Above as well as below the normal speed Below the normal speed only ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS