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ES-401 · Energy & Environmental Engineering/Unsolved PYQ Paper

ES-401 Energy & Environmental Engineering - Jun 2026 Question Paper

  1. 14 Marks
    Define Energy Conservation. Explain various methods adopted for improving energy efficiency in industries and buildings. Discuss the importance of energy auditing.
  2. 14 Marks
    What are renewable energy resources? Compare solar, wind, biomass and geothermal energy with respect to efficiency, advantages, limitations and applications in India.
  3. 14 Marks
    Explain the concept of Ecological Pyramid. Discuss ecological succession and explain primary and secondary succession with suitable examples.
  4. 14 Marks
    What is Solid Waste Management? Explain various methods of municipal solid waste treatment including composting, vermin composting, sanitary landfill and waste to-energy technologies.
  5. 14 Marks
    Discuss the causes and environmental impacts of Climate Change. Explain carbon footprint, carbon sequestration and strategies for achieving sustainable development.
  6. 14 Marks
    Write short notes on any **three**:
  7. 14 Marks
    Explain Industrial Wastewater Treatment. Discuss the principles and applications of primary, secondary and tertiary wastewater treatment processes.
  8. 14 Marks
    Write short notes on any **three**:
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