North Eastern Electric Power Corporation Interview Questions and Answers

Q1. Name Green house gases and their GWP
Ans. 
Greenhouse gases trap heat in the atmosphere, contributing to global warming. Their Global Warming Potential (GWP) varies significantly.
• Carbon Dioxide (CO2) - GWP of 1, the most prevalent greenhouse gas.

• Methane (CH4) - GWP of 25, significantly more effective than CO2 over 100 years.

• Nitrous Oxide (N2O) - GWP of 298, emitted from agricultural and industrial activities.

• Fluorinated gases - GWP ranges from 1,000 to over 10,
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Q2. What is EIA, AND STEPS IN EIA
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EIA (Environmental Impact Assessment) evaluates the potential environmental effects of proposed projects.
• 1. Screening: Determine if a project requires EIA. Example: A new highway may need an EIA.

• 2. Scoping: Identify key issues and impacts to be assessed. Example: Assessing effects on local wildlife.

• 3. Impact Assessment: Analyze potential environmental impacts. Example: Evaluating air quality changes due to construction...read more
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Numbers,LCM,HCF,Time speed Distance,Percentage

They randomly given any topic. Time limit is 5-10 minutes in a group of 10 members. Everyone has to speak about the topic.

Q1. Types of Concrete & their grades with mix proportion ratio ?
Ans. 
Types of concrete include normal strength, high strength, and high-performance concrete, each with different mix proportions.
• Normal strength concrete: typically used for general construction, with mix proportions of 1:2:4 (cement:sand:aggregate)

• High strength concrete: used for structures requiring higher strength, with mix proportions of 1:1.5:3

• High-performance concrete: designed for specific applications, with mix pro
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Q2. Steps Involved in concreting & curing ?
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Steps involved in concreting & curing include preparation of formwork, mixing of concrete, pouring, leveling, finishing, and curing.
• Prepare formwork by setting up wooden or metal molds to contain the concrete.

• Mix concrete ingredients such as cement, sand, aggregate, and water in the correct proportions.

• Pour the concrete into the formwork, ensuring it reaches all corners and edges.

• Level the concrete surface using a scre...read more
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Q3. Purpose of Retaining Wall ?
Ans. 
Retaining walls are structures designed to hold back soil and prevent erosion.
• Prevent soil erosion

• Support sloping terrain

• Create usable space on a hillside

• Enhance landscaping design
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Q4. What is Bending moment & Shear force diagram ?
Ans. 
Bending moment & Shear force diagrams show the variation of internal forces along the length of a beam.
• Bending moment diagram shows the variation of bending moment along the length of a beam.

• Shear force diagram shows the variation of shear force along the length of a beam.

• These diagrams are essential for analyzing the behavior of beams under different loading conditions.

• The diagrams help in determining the maximum bend...read more
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Q5. Roles of quantity Surveyor at site & office ?
Ans. 
Quantity Surveyors manage costs and contracts for construction projects, both on-site and in the office.
• Preparing cost estimates and budgets

• Analyzing construction plans and specifications

• Negotiating with contractors and suppliers

• Managing contracts and variations

• Conducting site visits and inspections

• Preparing progress reports and final accounts
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