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- Subject
- Synchronous Motorselectrical-engineering-mcqs › synchronous-motors
- Published
- 19 Oct 2018
- Last updated
- 28 May 2026
Explanation
The shaft of a synchronous motor is commonly made from mild steel due to its good mechanical strength and cost-effectiveness. Other materials like chromium steel, alnico, or stainless steel are not typically used for the shaft.
More Synchronous Motors MCQs
Practice related questions from the same subject.
- 1.What is the primary application of an over-excited synchronous motor?
- 2.At what operating condition can a synchronous motor generate synchronous torque?
- 3.What factors determine the maximum power output of a synchronous motor?
- 4.For a synchronous motor, the breakdown torque is proportional to which of the following?
- 5.What is the term for a synchronous motor operating at a leading power factor without any mechanical load?
- 6.When a synchronous motor is correctly synchronized with the power supply, operating without any load and experiencing negligible losses, what will be the condition of the stator current?
- 7.What does the coupling angle, also known as the load angle, of a synchronous motor represent?
- 8.What is the term for the highest torque a synchronous motor can produce while stationary, regardless of the rotor's angular position, at rated stator voltage and frequency?
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