DISTANCE EDUCATION
M.Sc. (Physics) DEGREE EXAMINATION, DECEMBER 2017.
INTEGRATED AND DIGITAL ELECTRONICS
(2008 onwards)
Time Three hours Maximum 100 marks
Answer any FIVE questions.
All questions carry equal marks.
1. Explain the need for biasing a transistor.
What do you understand by hybrid parameters?
What are their dimensions?
Explain the working of common source amplifier in
a FET. Calculate its voltage gain.
2. Explain Miller's theorem for transformation.
What do you understand by class A and class B
amplifiers?
Analyze Darlington compost emitter follower with a
neat circuit diagram.
3. What do you mean by output offset voltage
input offset current?
Derive an expression for the voltage gain of an
inverting amplifier.
What are active filters? Explain band pass filter
with a suitable circuit diagram.
Sub. Code
13
DE-2953
2
Ws3
4. List the characteristics of an ideal Op-Amp.
Define the term 'Slew rate'. Discuss how it affects
the a.c. operation of Op-Amp.
Explain how the simultaneous equations are solved
by Op-Amp with suitable example.
5. Simplify the following using K-map.
f ABC BCD ABC .
Prove the NAND and NOR gates are universal logic
gates with suitable circuit diagrams and truth
tables.
Explain the operation of J-K master slave flip-flop.(5)
6. State and explain any 6 laws of Boolean algebra.
Give examples.
Discuss about RS flip flop using NOR gates.
Explain the operation of a "Synchronous counter".(7)
7. What is program counter?
Draw the pinout and signals diagram of 8085A
microprocessor and explain the functions of each
signal in detail.
Explain one byte, two byte, three byte instructions
with suitable example.
8. Explain the construction and working of a solar
cell.
Explain the operation of photo voltaic detection.
Describe an experiment to measure the resistivity of
a material using Hall apparatus.
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