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Posted Date: 09 Mar 2019      Posted By:: Sitakalyani    Member Level: Gold  Points: 3 (Rs. 2)

2017 Acharya Nagarjuna University M.Sc. Physics M.Sc(Previous) Examination Physics of May 2017 in Electronics Question paper



Course: M.Sc. Physics   University/board: Acharya Nagarjuna University

This question paper is related to Electronics of M.Sc(Previous) Physics. It can be used a test paper to find the related questions expected in coming examinations. So, interested Physics candidates can use it to prepare for the annual examination.



M.Sc (Previous) DEGREE EXAMINATION, MAY-2017
First Year
PHYSICS
Electronics
Time: 3 Hours Maximum Marks: 70

Answer any Five questions

All questions carry equal marks

Q1) a) Explain the concept of feedback in Op-amps. Draw the circuit of Op-amp with negative feedback
and explain its working.

b) Write down the applications of Op-amps.

Q2) a) Draw the circuit of LC tunable oscillator and explain its working.

b) Discuss in detail about the principle and operation of Class B push-pull power amplifier.

Q3) a) Discuss in detail about the propagation of TEM waves in the coaxial line resonant cavities.

b) Give a detailed account on the construction and operation of magnetron.

Q4) a) Discuss about the propagation of waves in free space.

b) Explain the basic principles of TV transmission and reception.

Q5) a) Discuss in detail about the working of A/D converter.

b) Explain the working of data selector with a neat illustration.

Q6) a) Construct a sequential logic 1 - bit memory and explain its working.

b) Draw the block diagram and explain the operation of shift register.

Q7) a) Write down the addressing modes of Intel 8085 microprocessor.

b) Write down the arithmetic and logic instructions of 8086 microprocessor.

Q8) a) Draw and explain the architecture of 8086 microprocessor.

b) Write down the arithmetic and logic instructions of 8086 microprocessor.

Q9) Write any TWO of the following

a) Draw the block diagram of an IC regulated power supply and explain its operation.

b) Give a brief account on ground wave and sky wave propagation with examples.

c) Explain the working of encoders and decoders in digital electronics.

d) Write an assembly language programme for multiplication of two 8- bit numbers.





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