Electronic Devices and Circuits

 

1.Bohr’s Atomic model.

2. Conductivity of a semi conductor.

3. Classification (or) topologies of feedback amplifiers.

4. Working of PN-junction Diode under Forward and Reverse Bias Conditions.

5. Working /Operation of NPN and PNP Transistor.

6. Current components of a PNP Transistor.

7. Input and Output characteristics of transistor in Common Base Configuration.

8. Input and Output characteristics of transistor in Common Emiiter Configuration.

9. Input and Output characteristics of transistor in Common Collector Configuration.

10. Early effect in Common Base Configuration.

11. Hall effect.

12. Colpitts Oscillator.

13. Crystal Oscillator.

14. Full Wave Rectifier.

15. Effect of negative feedback on Band width of an Amplifier.

16. Drift and Diffusion currents.

17. Comparision table HWR, FWR and Bridge Rectifier.

18. Current equation of the diode.

19. Comparison of Transistor Characteristics in three Configurations.

20. Extrinsic Semi Conductors (N-type Vs P-type).

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21. Electronic Circuits  lab viva questions

 

 

 

 

 

 

 

 

 

 

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