Kurukshetra University 2007 B.Tech Electronics and Communications Engineering Elements of Electronics Engineering (EEE) - Question Paper

Elements of Electronics Engineering (2004-05)
Paper: EEE-101-E
Time: 3 Hours
Maximum Maws: 75

Note :- Attempt any 5 ques..

l (a) What is difference ranging from metal, Insulator and semiconductor ? . [5]

(b) What is intrinsic semiconductor ? What is the effect of temperature on conductivity of semiconductor ? [5]

(c) For what purpose we are using filter circuit in rectifier ? Also discuss different kind of filters. [5]

2. (a) Draw V-I characteristics of P-N junction diode. Also discuss the factors on which reverse saturation current is dependent. [8]

(b) For what purpose we are using zoner diode ? Draw V-I characteristics of zener diode. What is difference ranging from zener and avlanche breakdown ? [7]

3. Draw H parameter model of C. E. configuration transistor amplifier.Also compute current gain, voltage gain, input and output impedance of C. E. amplifier in terms of H parameters. [15]

4. For what purpose we are using Oscillator ? What kind of feedback is being used in Oscillator ? discuss working of phase shift Oscillator. [15]

5. obtain voltage gain of Ideal and practical operational amplifier for inverting and non-inverting amplifier. [15]

6.(a) discuss input offset current, input offset voltage, output offset voltage, power supply rejection ratio and slew rate of op- amp. [10]

(b) How we can find integration and differentiation of using op-amp ? [5]


7. Draw the structure of n chattel enhancement and depletion M.O.S.F.ET. Also draw and discuss V-I characteristics of enhancement and depletion M.O.S.F.ET. Draw symbol of n chattel M.O.S.F.E.T.[15]

8. Write short notes on any 3 :-

(i) Silicon controlled rectifier

(ii) Unification transistor

(iii) Field-effect transistor

(iv) T.R.I.A.C.

(v) Clipper and Clamper. [5x3]

Earning:   Approval pending.