# BE8251 Question Bank Basic Electrical and Electronics Engineering

BE8251 Question Bank Basic Electrical and Electronics Engineering BEEE  for regulation 2017 Anna University Free download. Basic Electrical and Electronics Engineering Question Bank BEEE pdf free download.

## Sample BE8251 Question Bank Basic Electrical and Electronics Engineering:

1. List any two applications of Following DC Motors (i)
DC Series Motor (ii) DC Shunt Motor. BTL 1 Remember

2. Define critical speed and critical resistance of a
DC generator. BTL 1 Remember

3. Distinguish the difference between DC Motor and
DC Generator. BTL 2 Understand

4. Explain the principle of DC Motor. BTL 4 Analyze (BE8251 Question Bank Basic Electrical and Electronics Engineering BEEE)

5. Define the term back EMF or Counter EMF and
state its significance. BTL 1 Remember

6. List the different main constructional elements of
DC Machine. BTL 1 Remember

7. Define the following terms in DC Machine (i) Commutator (ii) Brushes BTL 1 Remember

8. In DC Generator, 8 poles, lap wound armature rotated at 350rpm to generate 260V, the useful flux/pole is 0.05Wb. If the armature has 120 slots. Calculate the number of conductors per slot. BTL 3 Apply

9. Explain whyDC series motor should not be started without load. BTL 2 Understand (BE8251 Question Bank Basic Electrical and Electronics Engineering BEEE)

10. List any two applications of Following DC Motors (i) DC Cumulative Compound Motor (ii) DC Differential Compound Motor BTL 1 Remember

11. Discuss the terms with appropriate formula for Faraday’s law of Electromagnetic Induction and Lenz Law. BTL 2 Understand

12. Mention few applications of DC Generators. BTL 2 Understand (BE8251 Question Bank Basic Electrical and Electronics Engineering BEEE)

13. With suitable formula explain the following terms (i)Turn ratio of transformer. (ii) Voltage regulation ofTransformer. BTL 4 Analyze

14. Explain why single phase induction motor is not self starting? BTL 4 Analyze

15. Discuss the terms (i) Efficiency (ii) All day efficiency of single phase transformer. BTL 6 Create

16. Draw the circuit diagram of single phase transformer. BTL 3 Apply

17. What is meant by transformer? Formulate the expression for step up and step down transformer according to transformation ratio. BTL 6 Create

18. Compare the following transformers (i) Core type (BE8251 Question Bank Basic Electrical and Electronics Engineering BEEE)

 Subject name BASIC ELECTRICAL AND ELECTRONICS ENGINEERING (BEEE) Sub Code BE8251 Semester 2 Regulation 2017 Regulation

BE8251 Syllabus Basic Electrical and Electronics Engineering

BE8251 Notes Basic Electrical and Electronics Engineering

BE8251 Important questions Basic Electrical and Electronics Engineering

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