JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech IV SOLID WASTE MANAGEMENT Previous Question Paper (November/December - 2018 - R15)
Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit. Each question carries 10 marks.
PART-A
Enumerate the sources of solid waste from mining industries.
Answer
Mining solid waste sources include overburden (soil and rock removed to access ore), tailings (fine-grained waste material remaining after mineral extraction), waste rock, and slag from smelting processes.
State the domestic characteristics of solid waste.
Answer
Domestic solid waste is characterized by its high organic content (food scraps), presence of moisture, varying density, and inclusion of recyclables like paper, plastics, glass, and metals. It is typically biodegradable and varies in composition based on seasonal and socioeconomic factors.
Enlist the various methods adopted for handling the hazardous wastes.
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What are the various methods of composting? Explain.
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State the factors governing the thermal treatment of hazardous wastes.
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Define the terms: Encapsulation and Incineration.
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What are radioactive wastes?
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State the significance of sampling in the analysis of hazardous wastes.
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How is the management of E-waste different from solid waste?
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Explain the term reuse in the context of E-waste.
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PART-B
Explain in brief the problems and corresponding impacts associated with different solid wastes.
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Give the detailed classification of solid wastes and its generation.
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Define solid waste. Explain the characteristics, sources and impacts of industrial solid waste.
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Highlight the various processing methods of solid waste. Explain in detail about Mechanical and thermal volume reduction.
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Enlist the steps involved in the design of sanitary landfills.
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What are the steps involved in segregation and collection of municipal solid waste? Explain.
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Enumerate the regulatory measures involved in solid waste management.
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Describe the factors affecting the site selection and design steps involved in hazardous waste landfills.
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Explain the concept of reduction, recycling and reuse of Hazardous waste.
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List out the Physical, Thermal and Chemical treatment processes of Hazardous waste.
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Define Biomedical waste. By means of a Pie diagram show the percentage of different waste categorized under biomedical waste.
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Explain in detail, the various major and minor sources of biomedical wastes.
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State the significance and need for treatment and disposal of Biomedical waste.
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Discuss in detail, the Legal methods of disposing radioactive waste.
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What are the categories and constituents of E-waste? Discuss.
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Explain in detail the methods of treatment and disposal of E-waste.
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Write a short note on the Re-cycling of E-waste along with the advantages of the same.
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