Noida Power Company Commercial Officer 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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Regarding how to manage a site accommodation

Q1. Statutory related and other hr and admin work
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Q2. How to handle work pressure
Ans. 
I handle work pressure by prioritizing tasks, staying organized, and taking breaks when needed.
• Prioritize tasks based on deadlines and importance

• Stay organized by creating to-do lists and setting realistic goals

• Take breaks to recharge and prevent burnout

• Communicate with team members and delegate tasks when necessary
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Q1. About background work and work calcture
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Q2. About payroll and contractor work statutory labour law. And other work pressurerelated.
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Q1. Resume related question.
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Q1. Salary discussion?
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Q1. About job profile and competency in SAP
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Q1. ABOUT SALARY AND NEGOTIATION
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Q1. Cable type and it's current rating
Ans. 
Cable type refers to the construction and materials used in a cable, while current rating indicates the maximum current that can safely flow through the cable.
• Cable type can be categorized based on insulation material (e.g. PVC, XLPE), conductor material (e.g. copper, aluminum), and construction (e.g. single-core, multi-core)

• Current rating is determined by factors such as conductor size, insulation material, and ambien...read more
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Q2. What were the costs and other technical parameters, such as the client and scope of work, for your last project?
Ans. 
The costs and technical parameters for my last project included client A, scope of work B, and a budget of $100,000.
• Client: Company A

• Scope of work: Development of new software system

• Cost: $100,000

• Technical parameters: Integration with existing systems, timeline of 6 months
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Q3. What are the types of substations and how does a bay function within them?
Ans. 
Substations can be categorized into different types based on their functions and voltage levels. A bay within a substation is a specific area where equipment is located.
• Types of substations include distribution substations, transmission substations, and switching substations.

• Distribution substations typically step down voltage for local distribution to customers.

• Transmission substations step up voltage for long-distanc...read more
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