Download GTU BE/B.Tech 2018 Winter 7th Sem New 2170808 Sensor Networks And Instrumentation Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2018 Winter 7th Sem New 2170808 Sensor Networks And Instrumentation Previous Question Paper

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Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?VII (NEW) EXAMINATION ? WINTER 2018
Subject Code: 2170808 Date: 26/11/2018

Subject Name: Sensor Networks & Instrumentation

Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.


Q.1 (a) Explain sensors parameter. 03
(b) Explain humidity sensors in details.


04
(c) Explain Second Order Band Pass Filter in detail 07

Q.2 (a) Explain loading effect on sensors output. 03
(b) Explain KRC filters equations. 04
(c) Explain with neat sketch Co2 Sensing techniques with necessary equations
and graphs.
07
OR
(c) Explain Transducer Bridge Amplifier using Op-Amp with Application 07
Q.3 (a) Explain characteristics of an Ideal OP-AMP. 03
(b) Explain advantages of smart sensors. 04
(c) How to select a sensor? Explain selection of sensor in detail 07
OR
Q.3 (a) What is Negative Feedback? 03
(b) Explain Multiple Feedback filters. 04
(c) Explain various factors influencing WSN design 07
Q.4 (a) What is wireless sensor network?. 03
(b) Explain Zigbee Network 04
(c)
What is Sensor? Give classification of sensors with respect to various parameters.
07
OR
Q.4 (a) Explain First Order RC filters 03
(b) Explain capacitive sensor. 04
(c) Explain general architecture of smart sensor 07
Q.5 (a) Explain feedback system in OP-AMP circuit. 03
(b) What is Negative Feedback? What are its advantages? 04
(c) Explain first order low pass filter and derive all equations with neat figure. 07
OR

Q.5 (a) Explain KRC filters 03
(b) Explain first order Low Pass active filter 04
(c) Explain First Order RC filters and derive its equations. 07

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