Download GTU BE/B.Tech 2019 Winter 4th Sem New 2141705 Industrial Measurement I Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 4th Sem New 2141705 Industrial Measurement I Previous Question Paper

Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? IV (New) EXAMINATION ? WINTER 2019
Subject Code: 2141705 Date: 13/12/2019

Subject Name: Industrial Measurement I

Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

Marks
Q.1 (a) Define following terms
3
1 ) Accuracy 2) Drift 3) fidelity
(b) Explain with example of Active & Passive Transducers. 4
(c) What is measurement? Explain different static and dynamic characteristics of
measurement system
7
Q.2 (a) Explain in detail response of first order and second order system. 3
(b) Write short note on selection criteria for transducer 4
(c) What is the significance of dead weight of tester? Explain it with schematic
diagram.
7


OR

(c) Explain air purge level measurement with neat sketch 7



Q.3 (a) Explain flapper-nozzle assembly 3
(b) Explain the working principle of vortex flowmeter. 4
(c) What are thermistors? How are they constructed? Draw and discuss their
resistance-temperature characteristic
7


OR
Q.3 (a) Explain the Vena Contracta & Stagnation Point. 3
(b) Explain Pitot tube for flow measurement 4
(c) Explain the electromagnetic flow meter with its basic principle of operation 7



Q.4 (a) Explain rota meter for flow measurement with its limitation. 3
(b) Importance of Cold Junction Compensation & its circuits 4
(c) Explain Doppler and Transit time Ultrasonic meter for flow measurement 7


OR
Q.4 (a) Discuss Bellows type pressure sensor and its application for the measurement of
absolute and gauge pressure.
3
(b) Discuss the principle and construction of orifice plate flow meter 4
(c) Explain the basic principle of RTD. Draw and discuss all the measurement
circuitry for temperature measurement using RTD
7



Q.5 (a) Discuss the basic principle of manometer. Explain different types of manometers
in detail
3
(b) Write a short note on vibrating type level switches. 4
(c) Describe the operating principle of radiation pyrometer for measurement of
temperature
7


OR
Q.5 (a) Specify Units of temperature, pressure and flow 3
(b) Explain the method of level measurement in an open-to-atmosphere tank using
differential pressure transmitter
4
(c) Why is McLeod gauge considered to be a standard for measurement of pressure
in the vacuum range? Explain the construction of McLeod gauge with basic
principle of operation.
7
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