Download GTU BE/B.Tech 2019 Summer 4th Sem New 2140306 Biosensors And Transducers Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 4th Sem New 2140306 Biosensors And Transducers Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ? IV(NEW) ? EXAMINATION ? SUMMER 2019
Subject Code: 2140306 Date: 17/05/2019
Subject Name: Biosensors & Transducers
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

MARKS

Q.1 (a) What is Piezoelectric Phenomena? Enlist various types of Natural & Synthetic
Piezocrystals.
03
(b) Define: Accuracy, Precision, Sensitivity & Threshold. 04
(c) Enlist various Types of radiation sensors & Explain Ionization Chamber &
Scintillation Detector in detail.
07
Q.2 (a) Give Importance of Thermo receptors & Baroreceptors. 03
(b) Draw neat structure of neuron & Explain Functions of Axon & Dendrites. 04
(c) Enlist various types of Temperature transducers & Explain RTD with its
characteristic Curve Merits & Demerits.
07
OR
(c) Write a short note on LVDT. 07
Q.3 (a) Enlist different types of Liquid & Gas Flow sensors. 03
(b) Explain basic Block Diagram of general Instrumentation system. 04
(c) Explain displacement measurement using Potentiometric Transduction. 07
OR
Q.3 (a) Explain working principle of Hot Wire Anemometer. 03
(b) Explain Biomedical Application of Goniometer. 04
(c) Enlist different types of pressure Transducer & Explain Strain Gauge as
pressure Transducer.
07
Q.4 (a) Differentiate between Direct & Indirect Methods of blood Pressure
measurement & Explain Hall effect Transducer.
03
(b) Write a Brief note on Half-cell Potential. 04
(c) Write a Brief note on ISFET for Glucose Monitoring. 07
OR
Q.4 (a) What is Biosensors? Give application of Enzyme Electrode. 03
(b) Differentiate between Invivo & Invitro. Explain working principle of
Pneumotachometer.
04
(c) Explain pO2 measurement using Clark Electrode. 07
Q.5 (a) What is Potentiometry? 03
(b) Short Note: Tactile Sensors. 04
(c) Write a short note on smart sensors. 07
OR

Q.5 (a) What is Conductometry? 03
(b) Explain working principle of Pulse Oximeter. 04
(c) Describe Construction of Glass electrode for the pH measurement. 07

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