Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 7th Sem New 2171303 Industrial Water Pollution And Control Previous Question Paper
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ? VII (New) EXAMINATION ? WINTER 2019
Subject Code: 2171303 Date: 26/11/2019
Subject Name: Industrial Water Pollution & Control
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 the various sources of water pollution. 03
(b) Give the difference between standards & criteria. 04
(c) Enlist methods of Neutralization & explain any two in detail. 07
Q.2 (a) Give the classification of Lake based on their productivity. 03
(b) Enlist various sources of oil pollution. 04
(c) Enlist & explain the basic objectives of setting up common effluent treatment plant
(CETP).
07
OR
(c) What is Volume reduction? Enlist different technique of volume reduction.
Explain any one in detail.
07
Q.3 (a) Enlist various factors to be considered while selecting Land as ultimate source of
disposal.
03
(b) Enlist various primary & secondary benefits of pollution abatement. 04
(c) Write a short note on self-purification capacity of river. 07
OR
Q.3 (a) Explain the need of Proportioning in wastewater treatment 03
(b) List various methods for treatment of Strong industrial wastewaters & explain any
one in detail.
04
(c) Write a short note on stratification of lake. 07
Q.4 (a) Explain importance to draw water balance diagram for any industry. 03
(b) How evaporation is useful for treatment of strong industrial waste? 04
(c) Identify sources of water pollution generated from dairy industry & suggest
Effluent treatment flow diagram.
07
OR
Q.4 (a) Enlist various methods for strength reduction. 03
(b) Define stream standards & effluent standards. 04
(c) Draw manufacturing process diagram of Textile industry, identify various sources
of wastewater generation in the same & suggest appropriate treatment flow
diagram to achieve effluent standards.
07
Q.5 (a) Draw ?DO Sag Curve?. 03
(b) Give the difference between sewage & effluent. 04
(c) How does segregation reduce the strength of waste water? Give an example. 07
OR
Q.5 (a) How to determine depth of Euphotic zone in lake. 03
(b) Enlist various challenges of CETP. 04
(c) Write a short note on ?Basic water quality parameter required for boiler feed water
and cooling water.?
07
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This post was last modified on 20 February 2020