NLC India Limited Executive Graduate Trainee Interview Questions and Answers

It Consists of 2 Sections.
One is Pure Aptitude and other is Core.

They divided us into group of 6 members and the topic was effect of e-learning on Students.

Q1. Why you choose Vedanta ?
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Q2. How the wheels of Locomotive Diesel Engine Comes to Action ? what is the process that undergoes here
Ans. 
The wheels of a locomotive diesel engine come to action through a process called combustion, where fuel is burned to generate power.
• Fuel is injected into the combustion chamber

• The fuel is ignited by a spark plug or compression

• The burning fuel creates high-pressure gases that push the pistons

• The pistons turn the crankshaft, which is connected to the wheels

• The rotational motion of the crankshaft is transferred to the whe
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Q3. Tell me about your future goals ?
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Q4. Brief about your strengths and weekness
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Q1. What is relative humidity
Ans. 
Relative humidity is the amount of water vapor present in the air compared to the maximum amount the air can hold at a specific temperature.
• Relative humidity is expressed as a percentage.

• It is an important factor in weather forecasting and climate studies.

• High relative humidity can make the air feel warmer than it actually is, while low relative humidity can make the air feel cooler.

• For example, if the relative humidit...read more
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Q2. Types of pumps?
Ans. 
Types of pumps include centrifugal pumps, positive displacement pumps, and axial flow pumps.
• Centrifugal pumps use a rotating impeller to increase the pressure of a fluid.

• Positive displacement pumps move fluid by trapping a fixed amount and forcing it through the discharge.

• Axial flow pumps move fluid parallel to the pump shaft.

• Examples: Centrifugal pump - used in HVAC systems, Positive displacement pump - used in hydrau...read more
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Q3. Extractive distillation means?
Ans. 
Extractive distillation is a process used to separate components of a liquid mixture by adding a solvent that preferentially removes one component.
• Involves adding a solvent to the mixture to enhance separation

• Solvent selectively removes one component from the mixture

• Used when normal distillation is not effective in separating components
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Q1. Types of heat exchangers ?
Ans. 
Heat exchangers are devices used to transfer heat between two or more fluids, without mixing them together.
• Shell and tube heat exchanger

• Plate heat exchanger

• Double pipe heat exchanger

• Finned tube heat exchanger

• Spiral heat exchanger
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Basic questions of civil engineering, aptitude and reasoning

Q1. What is most important quality that an engineer should have?
Ans. 
An engineer should have problem-solving skills as the most important quality.
• Problem-solving skills are crucial for an engineer to identify and solve complex problems.

• An engineer should be able to think critically and logically to find solutions.

• They should have a strong analytical ability to break down problems into smaller components.

• Effective communication skills are also important to convey solutions to team member...read more
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Q2. Why did you pursued civil engineering
Ans. 
I pursued civil engineering because of my passion for designing and constructing structures that improve people's lives.
• I have always been fascinated by architecture and the process of creating functional and aesthetically pleasing buildings.

• I enjoy solving complex problems and finding innovative solutions to design challenges.

• Civil engineering offers a wide range of opportunities to work on diverse projects, from infr...read more
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Q1. Where do you see yourself in 5 years?
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Q2. What are your strengths and weaknesses?
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Q3. Tell me about yourself.
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