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Posted By: n.poomagal Member Level: Silver Posted Date: 29 May 2008
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2008 Anna University B.E Electronic Instrumentation and Control EI 1353 –INDUSTRIAL INSTRUMENTATION-II Question paper
B.E./B.Tech. DEGREE EXAMINATION, APRIAL / MAY-2008.
Sixth semester
Electronics and instrumentation Engineering
EI 1353 –INDUSTRIAL INSTRUMENTATION-?
(Common to instrumentation and control engineering)
(Regulation 2004)
PART A-(10*2=20)
1. What is dry and wet bulb psycrometer?
2. What is dew cell?
3. What is laminar flow?
4. Mention any two advantages of Rota meter over orifice meter.
5. What do you mean by priori?
6. What are the significant sources of error in the mass flow meter?
7. List advantages of electromagnetic flow meter.
8. Explain the concept of ultrasonic flow meter.
9. Is it possible to measure the level of liquid in the closed vessel by using DP cell?
10. What are the limitations of float type level measurement system?
PART B-(5*16=80)
11. (a) explain the measurement of moisture using distillation method with neat diagram.
Or
(b) Describe the construction and working principle of hygrometer for humidity measurement.
12. (a) write short notes on:
(i) Flow nozzle
(ii) pitot tube
Or
(b) Describe the construction and working principle of dall tube and describe its advantages and disadvantages.
13. (a) explain the working principle of coriolis mass flow meter with neat diagram.
Or
(b) Write short notes on:
(i) Thermal mass flow meter.
14. (a) briefly explain the any one types of ultrasonic type flow meter with neat diagram.
Or
(b) With aid of neat diagram explain the construction and working principle of Electromagnetic flow meter.
15. (a) describe the capacitance method of level measurement and mention its advantages and disadvantages.
Or
(b) Write short notes on:
(i) Level switches.
(ii) Torque tube.
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