DC Motors Which of the following can be used for controlling the speed of a dc motor? Thyratron Thyristor Transistor Thermistor Thyratron Thyristor Transistor Thermistor ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a dc motor is to be selected for conveyors, which motor would be preferred? Series motor Differentially compound motor Cummulative compound motor Shunt motor Series motor Differentially compound motor Cummulative compound motor Shunt motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors In the dc motor the iron losses occur in Commutator Brushes Armature Field Commutator Brushes Armature Field ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which D.C. motor has got maximum self loading property? Series motor Differentially compounded motor Shunt motor Cumulatively compounded motor Series motor Differentially compounded motor Shunt motor Cumulatively compounded motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors Excessive sparking at brushes may be caused due to Loose coupling Misaligment of machine Dirt on the commutator Worn bearings Loose coupling Misaligment of machine Dirt on the commutator Worn bearings ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a D.C. motor is to be selected for conveyors, which rriotor would be preferred ? Series motor Differentially compound motor Shunt motor Cumulative compound motor Series motor Differentially compound motor Shunt motor Cumulative compound motor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS