Download GTU BE/B.Tech 2018 Winter 5th Sem Old 150603 Environmental Engineering Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2018 Winter 5th Sem Old 150603 Environmental Engineering Previous Question Paper

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Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?V (OLD) EXAMINATION ? WINTER 2018
Subject Code:150603 Date: 16/11/2018

Subject Name: Environmental Engineering

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 different factors affecting the rate of water demand.

07
(b) Explain the interrelationship between various components of environment. 07
Q.2 (a) Explain the BOD test with its significance and limitations.

07
(b) Write short note on wells and infiltration gallery.

07
OR
(b) Give the classification of different sources of water. 07
Q.3 (a) What are the different methods of sewage disposal? Explain any one in detail. 07
(b) Explain the self-purification process of the stream and explain the different factors
affecting the self-purification capacity of a stream.
07
OR
Q.3 (a) What is dB? Explain the effects of noise pollution. 07
(b) Enlist the different equipment used for control of particulate pollution. Explain
any one in detail with its advantages and disadvantages.
07
Q.4 (a) Discuss the following.
(1) Curb service. (2) Alley service.
07
(b) Draw neat sketch and explain the following.
(1) Gully trap (2) intercepting trap.
07
OR
Q.4 (a) Write short note on ?EIA?. 07
(b) Explain the effect of air pollution on human being and animal. 07
Q.5 (a) State and explain classification of solid waste. 07
(b) State the principles of house drainage system. 07
OR

Q.5 (a) What are temporary and permanent harnesses? Describe the method of
determination of calcium hardness in the lab.

07
(b) Describe mechanical composting. 07

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