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Printed Pages : 3 TIC - 602

(Following Paper ID and Roll No. to be filled in your Answer Book)

II mu:
B. Tech.
(SEM. VI) EXAMINATION, 2007-08
DATA ACQUISITION AND TELEMETRY

,_ .~inle: 3 Hours J [Total Marks: 100

Note: Attenlpt all questions.

1 Attempt any four parts of the following: 5x4=20

(a) What is telemetry and what are its basic

components? Explain them.

(b) What is voltage telemetering system? Explain basic

voltage telemetering system used for measurement
of water level.

(c) Describe the frequency telemetering system giving

a block diagram.

(d) What is impulse telemetering system? On what basis

impulse telemeteririg systems are classified and name
them.

(e) Why is scope ofhydraul ic and pneumatic methods

of data transmission limited? Explain both in brief

(1) What is position telemetering system? Explain with

the help of neat sketches.

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4 Attempt any two parts of the following: lOx2=20
(a) Why parabolic geometry is a suitable basis for
antenna reflectors. Explain why an antenna using a
parabolid reflector is likely to be a highly directive
receiving antenna.
(b) Describe the behavior ofloop antennas and show
how they may be used for direction finding. What
other applications do they have.
(c) What are different transmission techniques used in
telemetery system? Describe interstage coupling.

5 Attempt any two parts of the following: lOx2=20

(a) List most commonly used filters. Draw the schematic

diagram of the Band pass filter and explain.

(b) Design a wide band pass filter with.fL =200Hz,

fH = 1 kHz and a passband gain - 4.

(c) Explain what is fiber optic telemetry.

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