DC Motors The direction of rotation of a D.C. series motor can be changed by Interchanging field terminals None of these Either of (A) and (B) above Interchanging supply terminals Interchanging field terminals None of these Either of (A) and (B) above Interchanging supply terminals ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following motor is preferred for operation in highly explosive atmosphere? Series motor Shunt motor Battery operated motor Air motor Series motor Shunt motor Battery operated motor Air motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following can be used for controlling the speed of a dc motor? Thyratron Thermistor Transistor Thyristor Thyratron Thermistor Transistor Thyristor ANSWER DOWNLOAD EXAMIANS APP
DC Motors The resistance of shunt field winding as compared to series field winding is Less The same More None of the listed here Less The same More None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a _____ motor is practically constant. Cumulatively compounded Differentially compounded Series Shunt Cumulatively compounded Differentially compounded Series Shunt ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a D.C. shunt motor, under the conditions of maximum power, the current in the armature will be Less than full-load current Almost negligible More than full-load current Rated full-load current Less than full-load current Almost negligible More than full-load current Rated full-load current ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS