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 | June, 2015 | |
| City, State | new delhi, |
Question Paper
Define h-parameters and their limitations.
Determine the current gain, voltage gain, input resistance and output resistance of CE amplifier, if RL 30 k.ohm RS 600 ohm, hie 2,000 ohm, hre 1·6x10^-4 hfe 49 and hoe =50 MA/V.
2. Draw a common base amplifier and its h-parameter equivalent circuit. Derive the expressions for input impedance, voltage gain, current gain and output impedance.
3. Draw n-stage CE cascaded amplifier and derive the expressions for voltage gain, current gain, input impedance and output impedance.
4. Draw and explain the high frequency transistor model for CE configuration of BJT. Derive the expression for Gain-Bandwidth product.
5. Explain push-pull concept and complete operation of Class-B push-pull amplifier, with suitable diagrams. Also mention the distortions in push-pull arrangement.
Mention the general behaviour of tuned amplifier. Why are these required?
Differentiate between series and parallel resonance circuits. Derive the formula for circuit impedance at resonance.
7. List the negative feedback advantages and explain each with suitable proof.
Give the classification of oscillators and provide the condition for stability of oscillations.
Comment on tuned-base oscillators and their limitations.
Define multivibrator and explain the various modes of operation in brief.
Draw and explain the transistorized circuit for astable multivibrator.
10. Write notes on any two of the following:
Darlington Pair
Wein Bridge Oscillator
UJT
Determine the current gain, voltage gain, input resistance and output resistance of CE amplifier, if RL 30 k.ohm RS 600 ohm, hie 2,000 ohm, hre 1·6x10^-4 hfe 49 and hoe =50 MA/V.
2. Draw a common base amplifier and its h-parameter equivalent circuit. Derive the expressions for input impedance, voltage gain, current gain and output impedance.
3. Draw n-stage CE cascaded amplifier and derive the expressions for voltage gain, current gain, input impedance and output impedance.
4. Draw and explain the high frequency transistor model for CE configuration of BJT. Derive the expression for Gain-Bandwidth product.
5. Explain push-pull concept and complete operation of Class-B push-pull amplifier, with suitable diagrams. Also mention the distortions in push-pull arrangement.
Mention the general behaviour of tuned amplifier. Why are these required?
Differentiate between series and parallel resonance circuits. Derive the formula for circuit impedance at resonance.
7. List the negative feedback advantages and explain each with suitable proof.
Give the classification of oscillators and provide the condition for stability of oscillations.
Comment on tuned-base oscillators and their limitations.
Define multivibrator and explain the various modes of operation in brief.
Draw and explain the transistorized circuit for astable multivibrator.
10. Write notes on any two of the following:
Darlington Pair
Wein Bridge Oscillator
UJT
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