Question

which of the following is not a popular type of electronic motor?
a. asynchronous motor
b. ac induction motor
c. non - rotating transformer motor
d. permanent magnet motor

Explanation:

• Asynchronous motor: A common type where rotor speed differs from stator's magnetic field speed.
• AC induction motor: Widely used, a type of asynchronous motor.
• Permanent magnet motor: Popular in many applications like electric vehicles.
• Non - rotating transformer motor: Not a recognized popular type of electronic motor.

Answer:

C. Non - rotating transformer motor