Nalco Graduate Apprentice Trainee Interview Questions and Answers

Q1. Do you know about Coal India and its remote locations?
Ans. 
Yes, Coal India is a state-owned coal mining company with operations in remote locations.
• Coal India Limited is the largest coal-producing company in the world.

• It has mines in remote locations such as Jharkhand, Chhattisgarh, and Odisha.

• The company also has subsidiaries that operate in other countries such as Mozambique and South Africa.
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Q2. Why do you want to join here
Ans. 
I am drawn to this organization for its commitment to innovation, growth opportunities, and alignment with my career goals.
• Alignment with Values: Your organization's focus on sustainability resonates with my personal values, as I am passionate about environmental responsibility.

• Career Growth: I see ample opportunities for professional development here, such as mentorship programs and training workshops that can enhance...read more
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Q3. Tell me something about yourself and your experience
Ans. 
I am an experienced professional with a strong background in management and team leadership, dedicated to driving operational excellence.
• Leadership Experience: I have led teams of up to 15 members in my previous role, focusing on enhancing productivity and morale.

• Project Management: Successfully managed multiple projects simultaneously, ensuring they were completed on time and within budget, such as a recent project th...read more
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Discuss the allocation of coal blocks and its relation to the per capita energy index.

Q1. Simple questions
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Q1. Details of power station design
Ans. 
Power station design involves the planning and construction of facilities that generate electricity.
• Design includes selection of appropriate technology and equipment

• Consideration of environmental impact and safety measures

• Layout and construction of buildings and infrastructure

• Integration with power grid and transmission systems

• Examples include thermal power plants, hydroelectric power plants, and wind farms
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Q2. Efficiency of Power station
Ans. 
Efficiency of a power station is the ratio of output power to input power.
• Efficiency can be improved by using advanced technologies and equipment.

• Regular maintenance and cleaning of equipment can also improve efficiency.

• Efficiency can be affected by factors such as fuel quality, weather conditions, and demand for electricity.

• For example, a power station using combined cycle technology can achieve an efficiency of up to...read more
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Q1. Explain GTG Operation and load sharing
Ans. 
GTG operation involves multiple generators working together to share the load and ensure continuous power supply.
• GTG stands for Gas Turbine Generator

• In GTG operation, multiple generators are synchronized to work together

• Load sharing ensures that the power demand is distributed evenly among the generators

• This helps in maintaining a stable power supply and prevents overloading of any single generator
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Q1. Vast knowledge of respective field experience with specific suppliers details and IS codes and current market rates of executed items
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Test for various reactions on different site conditions

Online test assignments

Q1. Negiotiation and designation discussion
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Q1. Related with your background
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Q2. Mining related questions
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Q1. Salary related questions
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Q1. Skill set related questions
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Q2. Business related knowledge
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If your knowledge is good then skip it but in 90% cases it's mandatory

Q1. Advance technical
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Q2. Deep understanding of business and are related questions
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Q1. Normal talk with manager
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Q2. Last round with hr
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