B.E-B.E Electronics and Communication Engineering Industrial Instrumentation(Sathyabama University, Chennai, Tamil Nadu-2010)
Friday, 23 August 2013 11:37Duraimani
(Established under section 3 of UGC Act,1956)
Course & Branch :B.E - E&C
Title of the Paper :Industrial Instrumentation Max. Marks :80
Sub. Code :517603/617602 Time : 3 Hours
Date :29/04/2010 Session :FN
PART - A (10 x 2 = 20)
Answer ALL the Questions
1. What is a stroboscope?
2. Define gauge factor of a resistance strain gauge.
3. Define absolute pressure and differential pressure.
4. Name different types of pressure transducers.
5. What is a thermowell?
6. Name the different thermocouples used in industry.
7. What are the applications of flowmeters?
8. What is a rotameter?
9. What are the different methods of measurement of level?
10. What is a dew point meter?
PART – B (5 x 12 = 60)
Answer All the Questions
11. Explain the revolution counter method of measuring speed.
(or)
12. How can the density of a liquid be measured using a hydrometer?
13. Explain how bellows and diaphragms may be used as pressure sensing elements.
(or)
14. Describe the operation of a smart differential pressure transmitter with block diagrams.
15. Describe the construction and working of resistance type thermometer. Describe the advantages of 3 wire and 4 wire constructions.
(or)
16. Explain the operation of thermocouple. Mention the advantages and disadvantages of thermocouples.
17. Describe the construction and working of a venturimeter.
(or)
18. Describe the theory and working of ultrasonic flow meter. List its advantages.
19. Explain how the level of a non-conducting liquid can be measured using a capacitive transducer.
(or)
20. Describe the principle and operation of a saybolt viscometer and discuss about its utility.
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