FACULTY OF ENGINEERING B.E. 3/4 (Inst.) I-Semester (New) (Main) Examination, November / December 2012 Subject: Instrumentation Systems Time : 3 Hours Max. Marks: 75 Note: Answer all questions of Part - A and answer any five questions from Part-B. 1. 2. 3. 4. 5. 6.
7. 8. 9. 10.
PART – A (25 Marks) What is stroboscope? (2) With a neat schematic diagram, explain the principle of Eddy current tachometer. (2) What is Pettier and Seeback effect? (3) What does vena contracta mean? (2) State and explain Bernoulli's theorem. (3) Match the following: (3) (a) Refractometer (i) measurement of temperature (b) calomel electrode (ii) measurement of velocities in fluid flow (c) Hot wire Hot film anemometer (iii) measurement of liquid level (iv) measurement of humidity (v) measurement of pH value Explain the necessity of level measurement. List the methods of level measurement. (2) Explain the working of Null balance pH meters. (2) Explain sound pressure level and sound power level with related equations. (3) Mention different types of microphones. (2) PART – B (5x10=50 Marks)
11.
Explain any one method for measurement of angular velocity. Discuss their relative merits and demerits. (10)
12.(a) What is the principle of operation of torque measurement? Explain one typical type of management for the measurement. (6) (b) Explain the various thermocouple circuits. (4) 13.(a) With a neat sketch, explain the constructional details and principle of operation of a orifice plate. Mention its applications and limitations. (6) (b) An orifice plate is situated in a water pipe of 50 mm dia and has a orifice of 30 mm dia for Reynolds's number of 1 lakh. The discharge coefficient is 0.61. Calculate the velocity at orifice to give flow value and also pressure differential (The value of flow=1000 kg/m2, kinematic viscosity =10-6m2/sec). (4) 14.
Explain with typical example the importance of measurement of humidity in an industry. Discuss one method of measuring humidity with proper diagram. (10)
15.(a) With a neat diagram, show the arrangement of capacitive microphone and explain its principle of operation. (6) (b) Five machines are working in noisy environment, if the five machine having individual sound pressure levels of 62, 74, 82, 88, 94, 98 are switched on simultaneously. Determine the resultant SPL of machines. (4) 16.
What is the importance of pH value measurement in a chemical process? With neat figure, explain working of a typical pH meter. (10)
17.
Write short notes on any two of the following: (a) Ultrasonic method of level sensing (b) Ice bath reference junction (c) Hot wire Hot film Anemometers *****
Vasavai CE B.E Inst 3rd Year Nov 2012 Instrumentation Systems.pdf ...
Page 1 of 1. Vasavai CE B.E Inst 3rd Year Nov 2012 Instrumentation Systems.pdf. Vasavai CE B.E Inst 3rd Year Nov 2012 Instrumentation Systems.pdf. Open.
Vasavai CE B.E Inst 3rd Year Nov 2012 Instrumentation Systems - I.pdf. Vasavai CE B.E Inst 3rd Year Nov 2012 Instrumentation Systems - I.pdf. Open. Extract.
Define (i) bsfc and (ii) isfc as applied to an Internal Combustion Engine. ... Explain the basic principle of evaporative cooling that is used in cooling towers in.
(b) Servo operated E.M. flow meter. ****. Page 1 of 1. Vasavai CE B.E Inst 3rd Year Dec 2012 Instrumentation SystemsâII.pdf. Vasavai CE B.E Inst 3rd Year Dec ...
b) Piezoelectric transducer (5). ******. Page 1 of 1. Vasavai CE B.E Inst. 2nd Year Dec 2012 Transducer Engineering.pdf. Vasavai CE B.E Inst. 2nd Year Dec ...
Compare the performance of read requests for the following : i) RAID Level 1 ii) RAID Level 0 (2). 9. List the various kinds of performance overheads associated ...
(c) Stefan-Boltzman law. *****. Page 1 of 1. Vasavai CE B.E ME 3rd Year Nov 2012 Applied Thermodynamics and Heat Transfer.pdf. Vasavai CE B.E ME 3rd ...
... golden rules for user interface design principles. c) Basis-path testing. ******. Page 1 of 1. Vasavai CE B.E CSE 3rd Year Nov 2012 Software Engineering.pdf.
Find out the diameter of the jet and mean diameter of the rotor. Take Cv = 0.98 and .0 45 .9.0 0. 1. and V. U. 13.A centrifugal pump of 40 cm outer ...
Page 1 of 2. Code No. 2342 / N. FACULTY OF ENGINEERING. B.E. 3/4 (Mechanical) I â Semester (New) (Main) Examination, Nov. / Dec. 2012. Subject : Applied Thermodynamics. Time : 3 hours Max. Marks : 75. Note: Answer all questions from PartâA and an
Page 2 of 2. Vasavai CE B.E CSE 4th Year Nov 2012 Artificial Intelligence.pdf. Vasavai CE B.E CSE 4th Year Nov 2012 Artificial Intelligence.pdf. Open. Extract.
Vasavai CE B.E Automobile Engineering 4th Year Nov 2012 Productions and Operations Management.pdf. Vasavai CE B.E Automobile Engineering 4th Year Nov 2012 Productions and Operations Management.pdf. Open. Extract. Open with. Sign In. Main menu. Displa
GIS data bases? (c) Overlay analysis. *****. Page 1 of 1. Vasavai CE B.E Civil 4th Year Nov 2012 Geographical Information System.pdf. Vasavai CE B.E Civil 4th ...
Vasavai CE B.E Automobile Engineering 4th Year Nov 2012 Transport Management.pdf. Vasavai CE B.E Automobile Engineering 4th Year Nov 2012 Transport ...
BJT and FET (3). 4. Positive feedback and negative feedback. (2). 5. Differentiator and integrator. (2). 6. Circuits of HWR and FWR (3). 7. Photodiode and LED (2).
Loading⦠Whoops! There was a problem loading more pages. Whoops! There was a problem previewing this document. Retrying... Download. Connect more apps... Try one of the apps below to open or edit this item. Main menu. There was a problem previewing
What do you mean by degeneracy in transportation model? 6. Assignment model ... What are the assumptions of the common queuing models? 9. What do you ...
