69) The stator winding of any type of an induction motor burns immediately, when its rotor is not rotating due to the absence of back emf during an A.C. supply. Which motor stator winding will not burn, even the rotor of the motor does not rotate and kept idea

shaded pole motor

slip ring motor

capacitor motor

stepper motor

Answer is:

stepper motor

suppressing spark across centrifugal switch

making current to lead in main winding

improving the power factor

splitting the phase for producing the rotating magnetic field

Answer is:

Capacitor start - Capacitor run motor

Capacitor start - Induction run motor

Permanent capacitor motor

Universal motor

Answer is:

Induction start induction run motor

Resistance start Induction run motor

Permanent capacitor motor

Shaded pole motor

Answer is:

Increasing the torque

Quick start

Increasing the speed

Improving the efficiency

Answer is: