University Of Pune Question Paper
S.E. (Instrumentation and Control) (Semester – II) Examination, 2011
SENSORS AND TRANSDUCERS – II
(2003 Course)
Time : 3 Hours Max. Marks : 100
Instructions : 1) Answer any one question from each Unit.
2) Answer to the two Sections should be written in
separate answer-books.
3) Neat diagrams must be drawn wherever necessary.
4) Figures to the right indicate full marks.
5) Assume suitable data, if necessary.
6) Use of logarithmic tables, slide rule, Mollier charts,
electronic pocket calculator and steam tables is
allowed.
SECTION – I
Unit – I
1. a) Define :
1) Reynolds Number 2) Beta Ratio
3) Laminar Flow 4) Turbulent Flow. 8
b) Describe Pitot tube with merits and demerits. 8
OR
2. a) Describe mathematical expression of flow rate for ultrasonic flow meter. 8
b) Explain electromagnetic flow meter. 8
Unit – II
3. a) Compare orifice, venture and flow nozzles. 8
b) Discuss solid flow measurement applications. 8
OR
4. a) Derive mathematical expression for hot wire anemometer. 8
b) Explain Rotameter. 8
Unit – III
5. a) Explain ultrasonic level measurement with mathematical derivation. 10
b) Compare float and displacer level measurement. 8
OR
6. a) Explain air bubbler density measurement with mathematical derivation. 10
b) Explain Hydrometer. 8
SECTION – II
Unit – IV
7. a) Explain with suitable diagram calibration set up of accelerometers. 8
b) Explain photo electrical pulse counting method for angular velocity
measurement. 8
OR
8. a) Explain piezoelectric accelerometers. 8
b) Describe capacitive tachometer. 8
Unit – V
9. a) Explain with suitable diagram, Redwood viscometer. 8
b) Explain : 1) pH 2) Conductivity 3) Viscosity 4) Cell constant. 8
OR
10. a) Give classification of Viscosity. State their units. 8
b) State methods of conductivity measurement. Explain any one. 8
Unit – VI
11. a) Compare various methods of thickness measurement. 8
b) Explain hygrometer with merits and demerits. 10
OR
12. a) Explain Ultrasonic thickness measurement with mathematical derivation. 10
b) Describe dew point humidity meter. 8
————————
S.E. (Instrumentation and Control) (Semester – II) Examination, 2011
SENSORS AND TRANSDUCERS – II
(2003 Course)
Time : 3 Hours Max. Marks : 100
Instructions : 1) Answer any one question from each Unit.
2) Answer to the two Sections should be written in
separate answer-books.
3) Neat diagrams must be drawn wherever necessary.
4) Figures to the right indicate full marks.
5) Assume suitable data, if necessary.
6) Use of logarithmic tables, slide rule, Mollier charts,
electronic pocket calculator and steam tables is
allowed.
SECTION – I
Unit – I
1. a) Define :
1) Reynolds Number 2) Beta Ratio
3) Laminar Flow 4) Turbulent Flow. 8
b) Describe Pitot tube with merits and demerits. 8
OR
2. a) Describe mathematical expression of flow rate for ultrasonic flow meter. 8
b) Explain electromagnetic flow meter. 8
Unit – II
3. a) Compare orifice, venture and flow nozzles. 8
b) Discuss solid flow measurement applications. 8
OR
4. a) Derive mathematical expression for hot wire anemometer. 8
b) Explain Rotameter. 8
Unit – III
5. a) Explain ultrasonic level measurement with mathematical derivation. 10
b) Compare float and displacer level measurement. 8
OR
6. a) Explain air bubbler density measurement with mathematical derivation. 10
b) Explain Hydrometer. 8
SECTION – II
Unit – IV
7. a) Explain with suitable diagram calibration set up of accelerometers. 8
b) Explain photo electrical pulse counting method for angular velocity
measurement. 8
OR
8. a) Explain piezoelectric accelerometers. 8
b) Describe capacitive tachometer. 8
Unit – V
9. a) Explain with suitable diagram, Redwood viscometer. 8
b) Explain : 1) pH 2) Conductivity 3) Viscosity 4) Cell constant. 8
OR
10. a) Give classification of Viscosity. State their units. 8
b) State methods of conductivity measurement. Explain any one. 8
Unit – VI
11. a) Compare various methods of thickness measurement. 8
b) Explain hygrometer with merits and demerits. 10
OR
12. a) Explain Ultrasonic thickness measurement with mathematical derivation. 10
b) Describe dew point humidity meter. 8
————————
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