Single Phase Motors MCQ - Electrician (Set-1) with Answers

Single Phase Motors MCQ - Electrician (Set-1) with Answers

101) The following motor definitely has a permanent magnet rotor.

Answer is:

Stepper motor

The following motor definitely has a permanent magnet rotor.

102) A stepper motor has four concentric coils on its 4 pole stator. It has an unwound variable reluctance motor with 5 teeth. The step angle for this motor is

Answer is:

18 degree

A stepper motor has four concentric coils on its 4 pole stator. It has an unwound variable reluctance motor with 5 teeth. The step angle for this motor is