MU Fundamentals of Communication Engg - May 2013 Exam Question Paper

MU Electronics Engineering (Semester 4)
Fundamentals of Communication Engg
May 2013

Total marks: --
Total time: --

INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

1 (a) Explain elements of communication.

5 M

1 (b) Explain Short Noise.

5 M

1 (c) Explain modulation index for AM and FM.

5 M

1 (d) Sky wave propagation.

5 M

2 (a) Explain balaced modulator.

10 M

2 (b) Explain:-
(i) VSB system
(ii) ISB system

10 M

3 (a) What is the need of superheterodyne radio reciever.

10 M

3 (b) Explain indirect FM generation method.

10 M

4 (a) Explain noise triangle in FM.

10 M

4 (b) Explain time division multiplexing.

10 M

5 (a) Explain pulse code modulation system.

10 M

5 (b) Explain PPM, PWM.

10 M

6 (a) Explain adaptive delta modulation.

10 M

6 (b) Explain Quantization.

10 M

Write short notes on:-

7 (a) Line coding.

5 M

7 (b) Tracking in radio reciever.

5 M

7 (c) Sampling Theorem.

5 M

7 (d) Companding.

5 M

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