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- Subject
- Single Phase Induction Motorselectrical-engineering-mcqs › single-phase-induction-motors
- Published
- 3 Oct 2018
- Last updated
- 28 May 2026
Explanation
The speed of a universal motor in sewing machines is commonly controlled by varying the resistance in the circuit, which adjusts the current and thus the motor speed. Other methods like friction, field tapping, or centrifugal mechanisms are not typically used for this purpose.
More Single Phase Induction Motors MCQs
Practice related questions from the same subject.
- 1.What is absent in the capacitors utilized in single-phase capacitor motors?
- 2.What will happen if a DC series motor is powered by an AC source?
- 3.What defines a universal motor?
- 4.In an AC series motor, how are the armature coils typically connected to the commutator?
- 5.Which component is found in a repulsion motor?
- 6.Which type of motor contains two distinct windings within its design?
- 7.Identify the incorrect statement about a reluctance motor from the options below:
- 8.Which of the following components is absent in a shaded pole motor?
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