Exam Details
| Subject | Analog Electronic Circuits | |
| Paper | ||
| Exam / Course | BTCVI / BTECVI / BTELVI | |
| Department | School of Engineering & Technology (SOET) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | December, 2015 | |
| City, State | new delhi, |
Question Paper
Draw and explain the hybrid model of NPN BJT for each configuration.
(b) A common emitter Configuration has hie =2k.ohm, hfe hre and hoe =25uA/V If Rs=1k.ohm and RL k.ohm, determine the voltage gain and current gain.
2. Draw CE amplifier and its h-parameter equivalent circuit. Derive the expressions for input and output impedance, voltage gain and current gain.
3. Explain RC coupled amplifier and its frequency response with suitable diagrams.
4. Draw the hybrid-n model of BJT and derive expressions for the analysis of transistor using this model.
5.(a) Differentiate between power amplifier.and voltage amplifier.
(b) Explain Class B and AB power amplifiers. Which one has better efficiency?
6.(a) Define Q-factor of tuned circuit and discuss the merits and demerits of tuned circuit.
(b) Compare single tuned and double tuned amplifiers. Also discuss the frequency response of single tuned amplifier.
7.(a) Define the feedback concept and explain the characteristics of positive and negative feedback.
(b) Draw various feedback topologies. Mention the applications of feedback.
8. Explain RC phase shift oscillator and derive the expression for frequency of Oscillations.
9. Draw the block. diagram of IC 555 timer and explain its anyone mode of operation with suitable waveforms.
10. Write short notes on any two of the following: Cascode amplifier CE short circuit current gain Analysis and design of Class C amplifier
(b) A common emitter Configuration has hie =2k.ohm, hfe hre and hoe =25uA/V If Rs=1k.ohm and RL k.ohm, determine the voltage gain and current gain.
2. Draw CE amplifier and its h-parameter equivalent circuit. Derive the expressions for input and output impedance, voltage gain and current gain.
3. Explain RC coupled amplifier and its frequency response with suitable diagrams.
4. Draw the hybrid-n model of BJT and derive expressions for the analysis of transistor using this model.
5.(a) Differentiate between power amplifier.and voltage amplifier.
(b) Explain Class B and AB power amplifiers. Which one has better efficiency?
6.(a) Define Q-factor of tuned circuit and discuss the merits and demerits of tuned circuit.
(b) Compare single tuned and double tuned amplifiers. Also discuss the frequency response of single tuned amplifier.
7.(a) Define the feedback concept and explain the characteristics of positive and negative feedback.
(b) Draw various feedback topologies. Mention the applications of feedback.
8. Explain RC phase shift oscillator and derive the expression for frequency of Oscillations.
9. Draw the block. diagram of IC 555 timer and explain its anyone mode of operation with suitable waveforms.
10. Write short notes on any two of the following: Cascode amplifier CE short circuit current gain Analysis and design of Class C amplifier
Other Question Papers
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Subjects
- Advance Microprocessor And Architecture
- Analog and Mixed Mode VLSI Design
- Analog Communication
- Analog Electronic Circuits
- Analog Integrated Circuits Design
- Antennas and Propagation
- B10-Informatics
- Basics Of Electronics Engineering
- Computer Architecture
- Computer Communication Networks
- Control Engineering
- Data Communication And Network
- Device Modelling For Circuit Simulation
- Digital Electronics
- Digital Signal Processing
- Digital System Design
- Electromagnetic Field Theory
- Electronic Measurement and Inst
- Electronic Switching Circuits
- Embedded System Design
- Information Theory And Coding
- Linear Integrated Circuits
- Microcontrollers
- Microprocessor And Its Applications
- Microwave And Radar Engineering
- Multirate Systems
- Optical Fiber Communication
- Power Electronics
- Satellite And Tv Engineering
- Signal And Systems
- Wireless Communication