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Pune University - Sem - II : Instrumentation, April 2010 (Old Course)

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Total No. of Questions : 5] P1164 [Total No. of Pages : 2 [3729]-23 M.Sc. - I ELECTRONIC SCIENCE EL2 UOT04 : Instrumentation (Old Course) (Semester - II) Time : 3 Hours] [Max. Marks : 80 Instructions to the candidates: 1) 2) 3) All questions are compulsory. Figures to the right indicate full marks. Draw neat diagrams wherever necessary. Q1) Attempt any FOUR of the following : [4 4 = 16] a) Define accuracy and precision for a measurement system. State its importance in applications of the measurement system. b) With neat diagram explain variable reluctance type pressure sensor. c) What are actuators? Explain with example solenoid valve as an actuator. d) Explain FFT realization used for digital filter design. List various window functions used in it. e) What is XRD? Where it is used? State principle of working of it. Q2) Attempt any FOUR of the following : [4 4 = 16] a) Explain ratiometric conversion for strain gauge transducer used in wheatstone bridge network. b) Classify flow meters. Explain with diagram the construction and working of turbine type flow meter. c) State the different cardiograms in biomedical measurements. With block diagram explain the working of ECG machine. d) A platinum resistance thermometer has a resistance of 120 ohm at 20 C. Find i) The resistance at 60 C. ii) The temperature if resistance is 100 ohm. Given :- for platinum is 0.0039/ C. e) Design Butterworth second order low-pass filter for FC = 10 kHz, if C = 0.01 F. P.T.O. 3

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Additional Info : M.Sc. - I Electronic Science, EL2 UOT 04 : Instrumentation (Old Course) (Semister - II), Pune University
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