Hysteresis Motor MCQ

1. Which type of single-phase motor is relatively free from mechanical and magnetic vibrations?

1. Universal motor
2. Hysteresis motor
3. Shaded pole motor
4. Reluctance motor

2. The motor having a smooth chrome-steel cylinder as its rotor with no rotor winding is

1. Universal motor
2. Hysteresis motor
3. Repulsion motor
4. Reluctance motor

3. The direction of rotation of hysteresis motor is determined by the

1. resistivity if the rotor material
2. amount of hysteresis
3. permeability of rotor material
4. position of shaded pole w.r.t. main pole

4. The position of the shaded pole with respect to the main pole determines the

1. direction of a split-phase motor
2. direction of flow of current
3. direction of rotation of a hysteresis motor
4. direction of rotation of a squirrel cage motor

5. Which motor is relatively free from mechanical and magnetic vibrations?

1. Universal motor
2. Reluctance motor
3. Shaded pole motor
4. Hysteresis motor

6. For which of the following pair of machines, the stator and its winding can be of the same type

1. universal motor and stepper motor
2. dc motor and hysteresis motor
3. hysteresis motor and reluctance motor
4. induction motor and dc motor

7. The rotor of which motor does not have winding on it?

1. universal motor
2. dc motor
3. hysteresis motor
4. repulsion motor

8. In which single-phase motor, the rotor has no teeth or winding?

1. reluctance motor
2. hysteresis motor
3. universal motor
4. split phase motor

9. Which of the following motors is preferred for tape-recorders?

1. reluctance motor
2. hysteresis motor
3. universal motor
4. split phase motor