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

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-V (OLD) EXAMINATION - WINTER 2018

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Instructions:

1. Attempt all questions.

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

1. (a) Explain the different factors affecting the rate of water demand. [07]
   (b) Explain the interrelationship between various components of environment. [07]
2. (a) Explain the BOD test with its significance and limitations. [07]
   

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   (b) Write short note on wells and infiltration gallery. [07]
   OR
   (a) Give the classification of different sources of water. [07]
   (b) What are the different methods of sewage disposal? Explain any one in detail. [07]
3. (a) Explain the self-purification process of the stream and explain the different factors affecting the self-purification capacity of a stream. [07]
   

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   OR
   (b) What is dB? Explain the effects of noise pollution. [07]
4. (a) Enlist the different equipment used for control of particulate pollution. Explain any one in detail with its advantages and disadvantages. [07]
   (b) Discuss the following. [07]
   (1) Curb service. (2) Alley service.

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5. (a) Draw neat sketch and explain the following. [07]
   (1) Gully trap (2) Intercepting trap. [07]
   OR
   (b) Write short note on “EIA”. [07]
6. (a) Explain the effect of air pollution on human being and animal. [07]
   

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   (b) State and explain classification of solid waste. [07]
7. (a) State the principles of house drainage system. [07]
   OR
   (b) What are temporary and permanent hardness? Describe the method of determination of calcium hardness in the lab. [07]
8. (a) Describe mechanical composting. [07]

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