Download GTU BE/B.Tech 2018 Winter 4th Sem New 2141705 Industrial Measurement I Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-1V (NEW) EXAMINATION - WINTER 2018

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Subject Code:2141705 Date:05/12/2018
Subject Name:Industrial Measurement I
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.

MARKS

Q.1 (a) Define accuracy, hysteresis and dead zone. 03
(b) A meter reads 127.50V and the true value of the voltage is 127.43V. 04

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Determine the static error and static correction for this instrument.
(c) Define transducer and classify them in detail 07

Q.2 (a) Define sensor, temperature and precision 03
(b) Define error and explain types of errors. 04
(c) Explain with a neat figure, principle, construction, working, 07

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advantages and disadvantages of RTD
OR
(c) Explain with a neat figure, principle, construction, working, 07
advantages and disadvantages of Thermocouple

Q.3 (a) Define pressure, absolute pressure and vacuum pressure 03

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(b) Explain with a neat figure, principle, construction and working of 04
Bimetallic thermometer
(c) Explain with a neat figure, principle, construction, working, 07
advantages and disadvantages of Bourdon tube
OR

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Q.3 (a) Identify the pressure measurement-device used for absolute as well as 03
differential pressure measurement and state its principle.
(b) Explain with a neat figure, principle, construction and working of 04
Optical pyrometer
(c) Explain with a neat figure, principle, construction, working, 07

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advantages and disadvantages of Mcleod gauge

Q.4 (a) Explain with a neat figure, construction and working of resistive type 03
level measurement
(b) Explain in detail temperature compensation techniques applied for 04
temperature measurement using RTD.

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(c) Identify the level measurement technique using hydrostatic principle 07
for measurement. Explain with a neat figure, construction, working,
advantages and disadvantages of the same.
OR
Q.4 (a) Explain with a neat figure, construction and working of inductive type 03

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level measurement
(b) Explain flapper nozzle assembly for pressure measurement 04
(c) Explain with a neat figure, principle, construction, working, 07
advantages and disadvantages of radiation level measurement
technique.

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Q.5 (a) State methods of flow measurement based on Bernoulli’s Principle. 03
(b) Identify any 2 flow measurement technique using time as its 04
measurement principle. With a neat figure, state principle of any one
technique.
(c) Explain with a neat figure, principle, construction, working, 07

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advantages and disadvantages of Rotameter.
OR
Q.5 (a) With a neat figure, state the principle and working of radar type flow 03
measurement technique
(b) With a neat figure, explain construction and working of turbine 04

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flowmeter.
(c) Explain with a neat figure, principle, construction, working, 07
advantages and disadvantages of Electromagnetic flow meter.