Q2 i) Explain with sketch the working of the three phase slip ring Induction Motor with a special focus on the role of three phase distributed winding in RMF production. ii) Analyse the reason why rotor speed of three phase Induction Motor rotor runs in the direction of RMF. ii) Explain why three phase Synchronous Motor is not self-starting with the help of the neat sketch. iv) Does the Rotor of the 3 phase Synchronous Motor produce EMF, if not give the reason? And if yes mention the equation of the EMF induced.

Q2 i) Explain with sketch the working of the three phase slip ring Induction Motor with a special focus on the role of three phase distributed winding in RMF production. ii) Analyse the reason why rotor speed of three phase Induction Motor rotor runs in the direction of RMF. ii) Explain why three phase Synchronous Motor is not self-starting with the help of the neat sketch. iv) Does the Rotor of the 3 phase Synchronous Motor produce EMF, if not give the reason? And if yes mention the equation of the EMF induced.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter35: Harmonics 916

Section: Chapter Questions

Problem 3RQ: Would a positive-rotating harmonic or a negative-rotating harmonic be more harmful to an induction...

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Would a positive-rotating harmonic or a negative-rotating harmonic be more harmful to an induction motor? Explain your answer.
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