132301 - Electrical Machines

Important Questions in Electrical Machines 132301 subject for NOV/DEC 2011 AUT ANNA UNIVERSITY OF TECHNOLOGY EXAMINATIONS FOR SECOND YEAR THIRD SEMESTER E&I Students


Important Questions in  Electrical Machines 132301
subject for NOV/DEC 2011 AUT ANNA UNIVERSITY OF TECHNOLOGY EXAMINATIONS FOR SECOND YEAR THIRD SEMESTER E&I Students


132301 - Electrical Machines

UNIT I - V

1.    Discuss about characteristics of DC generators
2.    Explain the principle operation of DC motors
3.    Derive emf equation of DC machines? How can its direction be obtained
4.    What are the features of swinburene’s test


5.    Explain about the working principle of transformer
6.    Derive the emf equation of transformer
7.    Explain with neat diagram the operation of sumpner’s test
8.    Give the construction details and classification of transformer
9.    Write notes on speed control schemes for three phase induction motor
10. Write notes on types of induction control motors
11. What is torque speed characteristics
12. Discuss the stater side speed control schemes of phase induction motor
13. Write notes on reluctance motor and stepper motor
14. Discuss two types of synchronous motor
15. What are stepping motor? Give the types .discuss them in detail
16.  Discuss the method to determine voltage regulation of synchronous generator
17. Explain the structure of electric power system and its components
18. Compare EHVAC and EHVDC systems
19. Discuss in detail about Radial Distribution system and pole mounted substation

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