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ANNA UNIVERSITY PRACTICAL EXAMINATIONNOV 2012

1103GRT Institute of Engineering and Technology

Department of Electrical and Electronics Engineering

Subject Name: Electronic Devices and Circuits Lab Date: 10/11/2012Subject Code: EE2207 Duration: 3 Hrs

Year/ Semester: II / III Department: EEE

LIST OF EXPERIMENTS

1. (a) Choose a suitable two terminal uni junction device and obtain the characteristiccurve. Find the static and dynamic resistance.

(b)Construct a suitable series circuit with the basic components resistor, inductor andcapacitor. Find resonance frequency.

2. (a) Conduct a suitable experiment and obtain the regulated output. Find the forwardand reverse resistance

(b) Construct a suitable parallel circuit with the basic components resistor, inductor

and capacitor. Find resonance frequency.

3. Construct a suitable circuit using current controlled device used as an amplifier andplot its characteristic curve. Find its parameters.

4. Construct a suitable circuit using current controlled device used for high frequencyapplication and plot its characteristic curve. Find its parameters.

5. Construct a suitable circuit using voltage controlled device and plot its characteristiccurve. Find its parameters.

6. Choose a suitable device used as relaxation oscillator and plot its characteristic curve.7. Construct a suitable circuit and plot the bi-directional characteristic curve of D3202.8. Construct a suitable circuit with three junctions four layer controlled rectifier and plot

its characteristic curve.9. Choose a suitable device used for bidirectional phase control and plot its response.10. (a) Conduct a suitable experiment and plot the characteristics of opto electronic

Devices.

(b) Construct a suitable circuit which allows the frequency above 1.5KHz.

11. Construct a suitable circuit to reduce the ripple content during positive half cycle.

12. Construct a suitable circuit to reduce the ripple content of AC input.

13. Conduct a suitable experiment to amplify the difference in voltage and find the gain.

14. Find the unknown frequency and phase angle of sinusoidal signals.

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15. Construct a suitable series and parallel circuit with the basic components resistor,

inductor and capacitor. Find resonance frequency.

16. Conduct a suitable circuit which allows the frequency above and below cut-off

(1KHz ).

17. (a) Conduct a suitable experiment and plot the characteristics of opto electronic

Devices.

(b) Conduct a suitable experiment to measure the temperature in terms of resistance.

18. (a) Choose a suitable two terminal injunctions device and obtain the characteristic

curve. Find the static and dynamic resistance.

(b) Construct a suitable circuit which allows the frequency below 1.5 KHz.

19. Construct a suitable circuit to reduce the ripple content to 1.21.

20. Construct a suitable circuit to reduce the ripple content to 0.48.

INTERNAL EXAMINER EXTERNAL EXAMINER

Mrs.S.Swapna, ,

Department of EEE, Department of EEE,

GRT Institute of Engg & Technology. Sri Krishna College of Engg.

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