EI8451 EM Important Questions, ELECTRICAL MACHINES Answer Key –EIE 4th SEM


EI8451 EM Important Questions

Anna University Regulation 2017EIE EI8451 EM Important Questions with Answer Key and EIE 4th SEM EI8451 ELECTRICAL MACHINES Engineering Answer Key is listed down for students to make perfect utilization and score maximum marks with our study materials.

1. Describe the working principle of operation of a DC generator.
2. Give the essential parts of DC generator.
3. Classify the different types of DC generators.
4. Sketch the external characteristics of a DC series generator.
5. Give the function of commutator in a DC machine.

6. What is the function of interpoles?
7. What is meant by armature reaction in dc machines?
8. Write the conditions which determine if a DC machine is generating or Motoring.
9. Write the induced EMF equation when the machine acts as DC motor and DC generator.
10. The starting current of a dc motor is high. Justify

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EI8451 Answer Key, EM Unit wise Important Questions-EIE4th Semester


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