This download link is referred from the post: SGBAU B.Tech Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university
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B.Tech. Seventh Semester (Chemical Engineering) (CGS)
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11660 : Elective - I : Industrial Waste Treatment : 7 CH 04Time : Three Hours Max. Marks : 80
Notes:
- All questions carry marks as indicated.
- Answer three questions from Section A and three questions from Section B.
- Due credit will be given to neatness and adequate dimensions.
- Diagrams and chemical equations should be given wherever necessary.
- Illustrate your answer necessary with the help of neat sketches.
- Discuss the reaction, mechanism wherever necessary.
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SECTION - A
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- a) What is localized pollution? Explain localized pollution effects with suitable example. (6)
b) What are the global effects of Air pollution? Explain them in brief. (7)
OR - a) What are the indicators of a healthy environment? Explain them in detail. (6)
b) What is a Bioassay test? How will you conduct the Bioassay test? (7) - a) When is Neutralisation necessary? What materials will you use to carry out the process of Neutralisation? (6)
b) What are the advantages of sand filtration of drinking water? (7)
OR - a) What is Inline equalization and offline equalization? Explain in detail the benefits of equalization. (6)
b) What are the factors affecting the rate of sedimentation? Discuss in detail. (7) - Discuss in detail a suitable process to obtain Bio Gas from organic waste. (14)
OR - Discuss in detail different types of oxidation ditches used for treatment of liquid wastes. (14)
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SECTION - B
- a) Why is the nitrate required to be removed from waste water? Discuss in detail. (5)
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b) Explain in detail the process of Nitrification and Denitrification. (8)
OR - a) What are the different membrane processes used in desalination of water? Explain in brief. (5)
b) Explain in detail the process of Demineralization by Electrodialysis. (8) - What are the different types of wastes produced in a petrochemical industry? Discuss in detail pollution control in petrochemical industry? (13)
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OR - What are the different types of wastes produced in a Pharmaceutical Industry? Discuss in detail pollution control in Pharmaceutical Industry. (13)
- What are the characteristics of waste from a Dairy industry? Explain in detail pollution control in dairy industry. (14)
OR - What are the characteristics of waste from Food Industry? Explain in detail pollution control in Food Industry. (14)
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This download link is referred from the post: SGBAU B.Tech Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university