Single Phase Motors Electrical faults in a motor occur must commonly in its Commutator Motor winding Brushes Control equipment Commutator Motor winding Brushes Control equipment ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A 50 Hz, 4- pole single phase induction motor will have a synchronous speed of ______ 1500 rpm None of the listed here 750 rpm 1200 rpm 1500 rpm None of the listed here 750 rpm 1200 rpm ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The main winding and starting winding of a single phase induction motor are connected in _______ across the supply. Series Series-parallel Parallel None of the listed here Series Series-parallel Parallel None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following is most economical method of starting a single phase induction motor? Resistance start method Inductance start method Capacitor start method Split phase method Resistance start method Inductance start method Capacitor start method Split phase method ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a universal motor, the most common cause of brush sparking is shorted field winding? high commutator mica all of these open armature winding shorted field winding? high commutator mica all of these open armature winding ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors At starting, the line current of a capacitor start induction motor is ______ the normal full load current. 4 to 5 times 7 to 8 times Equal to 8 to 10 times 4 to 5 times 7 to 8 times Equal to 8 to 10 times ANSWER DOWNLOAD EXAMIANS APP