Sathyabama University Previous Years Papers Instrumentation Systems BE Fifth Sem

Sathyabama University Previous Years Papers

Instrumentation Systems BE Fifth Sem

Answer All the Questions
1. Name the basic functional elements of an Instrumentation
System.
2. Define the term Linearity.
3. What is Hall effect?
4. What is a Photo emissive cell?
5. What do you understand by a notch filter?
6. Draw the Sample and Hold circuit?
7. What is the need for modulating a signal?
8. What is Radio telemetry?
9. What is the necessity of delay line in an Oscilloscope?
10. List the applications of X-Y recorders.

PART – B (5 x 12 = 60)
Answer All the Questions
11. Discuss about the various types of errors in a measurement
system and how it can be rectified?
(or)
12. What are Zero, First and Second Order Instruments? Give
examples with their transfer functions and compare their
performances.
13. Explain about the bonded and unbounded types of strain gauges
with neat sketches.
(or)
14. Explain the principle of operation of LVDT with diagrams.
15. Derive the output expression of an Instrumentation Amplifier
with neat circuit List its advantages and applications.
(or)
16. What is successive approximation method of A/D conversion?
Explain with neat diagram.
17. Explain the Amplitude modulation and Frequency modulation
techniques with diagrams.
(or)
18. Explain the Time Division Multiplexing Technique of telemetry.
19. Explain the working principle of a Liquid Crystal Display with
neat sketch. List its advantages and limitations over LED’s.
(or)
20. Describe the operation of a Magnetic Tape Recorder with neat
diagram Compare this recorder with graphical recorders.

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