Download GTU BE/B.Tech 2019 Summer 8th Sem New 2181707 Instrumentation For Agriculture And Food Processing Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VIII(NEW) EXAMINATION — SUMMER 2019

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Subject Code: 2181707 Date:09/05/2019
Subject Name: Instrumentation for Agriculture and Food Processing
Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) Explain in detail the necessity of instrumentation and control in 03
agriculture and food processing.
(b) What is Remote Sensing and how it is useful in agriculture? 04

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(c) Explain how SCADA and PLC are applied in packing industry. 07

Q.2 (a) Explain Green house 03
(b) State 4 points of advantages and disadvantages of biosensors used 04
for agriculture
(c) Explain in detail soil moisture sensor 07

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OR

(c) Explain in detail temperature measurement technique used in 07
agriculture.

Q.3 (a) Draw a neat process flow diagram of juice extraction plant 03
(b) Explain principle and working of pH meter 04

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(c) What is tidal energy? Explain with a neat sketch working of a tidal 07
power plant.

OR

Q.3 (a) Draw a neat process flow diagram of fermentor plant 03
(b) Explain principle and working of conductivity meter 04

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(c) What is solar energy? Describe with the help of a near sketch the 07
working of a solar plant.

Q.4 (a) Explain evapotranspiration. 03
(b) Explain concept of downstream canal control 04
(c) Explain how SCADA and PLC are applied in cold storage system. 07

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OR

Q.4 (a) Give 3 points of comparison between conventional and non- 03
conventional energy sources
(b) Explain concept of upstream canal control 04
(c) Explain in detail measurement and instrumentation of 7 parameter 07

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in agro-metrological weather station

Q.5 (a) How does temperature change effect in green house? 03
(b) List out any 4 instruments used in dairy plant automation and 04
explain principle, construction and working of any 1 among them.
(c) Explain in detail automation in drip irrigation 07

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OR

Q.5 (a) How does humidity change effect in green house? 03
(b) List out 4 instruments used in oil extraction plant automation and 04
explain principle, construction and working of any 1 among them.
(c) Explain in detail construction, working and automation in cotton 07

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picker machine.

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