GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- V (New) EXAMINATION - WINTER 2019
--- Content provided by FirstRanker.com ---
Subject Code: 2154101 Date: 21/11/2019Subject Name: Sensor and Instrumentation
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
--- Content provided by FirstRanker.com ---
2. Make suitable assumptions wherever necessary.3. Figures to the right indicate full marks.
MARKS
Q.1 (a) Define Accuracy with its types. 03
(b) Why electronic instruments are more preferable than mechanical and electrical instruments? 04
--- Content provided by FirstRanker.com ---
(c) Explain Transducer with its characteristics and also give advantages and disadvantages. 07 Q.2 (a) Define sensor calibration. 03
(b) Explain Drift and Linearity 04
(c) Explain LVDT with construction and working. Also give advantages. 07
OR
--- Content provided by FirstRanker.com ---
(c) Explain dynamic characteristics of a measuring device 07 Q.3 (a) Give principle and construction of Load cell. 03
(b) Explain RVDT. 04
(c) Explain thermocouple construction and also give advantages, limitations of it. 07
OR
--- Content provided by FirstRanker.com ---
Q.3 (a) How magnetic sensor work? 03(b) Explain types of stain gauges. 04
(c) What is gyroscope sensor? Explain its type and give its application. 07
Q.4 (a) Give advantages and disadvantages of venturi tube for flow measurement. 03
(b) Explain orifice meter-for flow measurement 04
--- Content provided by FirstRanker.com ---
(c) Explain MEMS sensor, working principle also give advantage and applications 07 OR
Q.4 (a) Give advantages and limitations of thermistors. 03
(b) Explain RTD with advantages. 04
(c) Explain piezoelectric (PZT) pressure transducer with limitations and applications. 07
--- Content provided by FirstRanker.com ---
Q.5 (a) Explain uses of data acquisition system. 03
(b) What is sample and hold circuit? Explain with circuit diagram. 04
(c) Explain Multichannel data acquisition system. 07
OR
Q.5 (a) Define (i) Reproducibility (ii) Scale Readability 03
--- Content provided by FirstRanker.com ---
(b) Explain single channel data acquisition system. 04(c) Explain characteristics of a data logger. 07
--- Content provided by FirstRanker.com ---
This download link is referred from the post: GTU BE/B.Tech 2019 Winter Question Papers || Gujarat Technological University