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- Subject
- Polyphase Induction Motorselectrical-engineering-mcqs › polyphase-induction-motors
- Published
- 12 Sept 2018
- Last updated
- 28 May 2026
Explanation
The rotor of an induction motor rotates at synchronous speed, which is the speed of the rotating magnetic field produced by the stator.
More Polyphase Induction Motors MCQs
Practice related questions from the same subject.
- 1.What is the effect of adding resistance to the stator winding of an induction motor?
- 2.How can the starting torque of a three-phase induction motor be enhanced?
- 3.In a star-delta starter used for an induction motor, what is the voltage applied to each stator phase relative to the line voltage?
- 4.In which situation is a slip ring motor favored over a squirrel cage induction motor?
- 5.Which types of motors can utilize a reduced voltage starter?
- 6.In which situation is a squirrel cage induction motor generally not chosen?
- 7.Which type of induction motor generally requires the least maintenance?
- 8.In a squirrel cage induction motor, the induced electromotive force (e.m.f.) in the rotor is equal to which of the following?
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