Dr.A.P.J.Abdul Kalam University BE Electronics and Communication TV & Radar Engineering [EC804] Aug-Sep 2020 Question Paper

Dr.A.P.J.Abdul Kalam University Old Question Papers

Bachelor of Engineering

Eighth Semester Main Examination, Aug-Sep 2020

TV & Radar Engineering [EC804]

Branch-EC

Time: 3:00 Hrs Max Marks 70

Note: i) Attempt any five questions out of eight.

ii) All questions carry equal marks.

iii) Answer should be precise & to be point only.

iv) Assume suitable data if necessary & state them clearly.

Q.1 (a) Describe main characteristics of CCIR-B standard.

(b) Explain need for negative modulation in TV transmission

Q.2 (a) Define Kell factor and explain its significance.

(b) Sketch cross section view of Videocon camera tube and explain its working in detail.

Q.3 (a) Draw the block diagram of TV transmitter and explain the working of each block in brief.

(b) Compare NTSE and PAL system.

Q.4 (a) Explain how HD TV is different from conventional TV system.

(b) Draw the block diagram of digital TV receiver and explain working of each block in brief.

Q.5 (a) Describe working of cable television system in brief.

(b) Classify RADAR frequency bands.

Q.6 (a) Describe working principle and construction of biostatic RADAR.

(b) Describe working principle & application of synthetic aperture RADAR.

Q.7 (a) Describe working principle of CW-RADAR in brief.

(b) Describe principle of plasma display.

Q.8 Write Short Notes on

 (i) Types of RADAR

 (ii) Function of LCD display

 (iii) 3D TV technology

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