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- Subject
- Polyphase Induction Motorselectrical-engineering-mcqs › polyphase-induction-motors
- Published
- 12 Sept 2018
- Last updated
- 28 May 2026
Explanation
Slip ring motors are chosen primarily because they provide a high starting torque, making them suitable for applications requiring significant initial torque. While load torque and pull-out torque are important, the key advantage lies in their ability to deliver high starting torque.
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.At what speed does the rotor of an induction motor operate?
- 4.In a star-delta starter used for an induction motor, what is the voltage applied to each stator phase relative to the line voltage?
- 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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