Single Phase Motors A 4 pole, 50 Hz single phase induction motor has a slip of 5% . The speed of the motor will be 1425 rpm 1200 rpm None of the listed here 1500 rpm 1425 rpm 1200 rpm None of the listed here 1500 rpm ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The direction of split phase induction motor can be reversed by interchanging the connections of supply of ________ Rotor winding Both main and starting winding None of the listed here Either main or starting winding Rotor winding Both main and starting winding None of the listed here Either main or starting winding ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Centrifugal switch disconnects the auxiliary winding of the motor at about ____ percent of synchronous speed 70 to 80 80 to 90 30 to 40 100 70 to 80 80 to 90 30 to 40 100 ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following statements regarding single-phase induction motoris correct ? It is self-starting It can rotate in one direction only It requires only one winding It is not self-starting It is self-starting It can rotate in one direction only It requires only one winding It is not self-starting ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors When a universal motor is operated on no load, its speed is limited by Supply voltage frequency Weight of the armature Windage and friction Armature reaction Supply voltage frequency Weight of the armature Windage and friction Armature reaction 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 None of the listed here Parallel Series-parallel Series None of the listed here Parallel Series-parallel ANSWER DOWNLOAD EXAMIANS APP