Tuesday, October 11, 2016

EE2203 Electronic Devices and Circuits Nov Dec 2010 Question Paper

Anna University Chennai
B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2010
Third Semester
Electrical and Electronics Engineering
EE 2203 — ELECTRONIC DEVICES AND CIRCUITS
(Regulation 2008)
Time : Three hours Maximum : 100 Marks

Note: New Subject Code in R-2013 is EC6202

Answer ALL questions
PART A — (10 × 2 = 20 Marks)
1. Define Knee voltage of a diode.
2. What is peak inverse voltage?
3. Name the operating modes of a transistor.
4. What are hybrid parameters?
5. Draw the high frequency model of JFET.
6. Write the AC input impedance of a Darlington Transistor.
7. Mention the operating modes of MOSFET.
8. Mention any two high frequency LC oscillators.
9. Write the frequency equation of an Astable multivibrator.
10. What is Schmitt Trigger?

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