Download GTU BE/B.Tech 2019 Summer 5th Sem New 2152408 Industrial Instrumentation Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-V (NEW) EXAMINATION - SUMMER 2019

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Subject Code: 2152408 Date: 31/05/2019
Subject Name: Industrial Instrumentation
Time: 02:30 PM TO 05:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) Explain generalized Measurement System. 03
(b) Discuss IC’s used for Pressure Measurement. 04
(c) List advantages of electrical transducers. Discuss the basic 07

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requirements of a transducer.

Q.2 (a) Explain the Hall effect principle. 03
(b) Compare Unbounded and Bounded strain gauge. 04
(c) Define transducer. List the different criteria for classification of 07
it. Explain classification on the basis of transduction principle.

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OR
(c) Explain the construction and working of LVDT.List out 07
limitation of LVDT.

Q.3 (a) Explain in brief Piezoelectric Torque Transducers. 03
(b) Explain Pressure Switch. 04

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(c) Derive the equation of the gauge factor for the resistance strain 07
gauge.

OR
Q.3 (a) Explain in brief Load Cell. 03
(b) Discuss Proximity Torque Sensors. 04

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(c) Explain the construction, working and characteristics of 07
thermocouples. List the advantages and disadvantages of
thermocouples.

Q.4 (a) Discuss Ultrasonic Level Sensor. 03
(b) Enumerate the advantages and disadvantages of Ultrasonic Flow 04

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Meter. (c) Explain the construction, working of Pirani Gauge. List the 07
advantages of Pirani Gauge.

OR
Q.4 (a) Listoutadvantages of LVDT. 03
(b) Explain about Hot Wire Anemometer. 04

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(c) Explain the construction, working and characteristics LASER
level sensor. List the advantages of LASER level sensor.

Q.5 (a) Explain in brief Thermistor. 03
(b) Write a technical note on: Resonant Tachometer. 04
(c) What is basically the concept of ‘Smart Sensor’? Explain with the 07

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help of a Diagram the arrangement of its elements.

OR
Q.5 (a) Explain in brief Chemical Sensors. 03
(b) Discuss Ultrasonic Level Sensor. 04
(c) Explain the construction and working of RTD. Also enlist the 07

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advantages and disadvantages.

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