SEPC Limited Interview Questions and Answers

Q1. What is the difference between LPG (Liquefied Petroleum Gas) and CNG (Compressed Natural Gas)?
Ans. 
LPG is a mixture of propane and butane, while CNG is mainly composed of methane.
• LPG is stored in liquid form under pressure, while CNG is stored in gaseous form under high pressure.

• LPG is heavier than air and settles at the bottom of a container, while CNG is lighter than air and disperses quickly.

• LPG is commonly used in households for cooking and heating, while CNG is used as a fuel for vehicles.

• LPG has a higher energ
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Q2. Type of welding all types
Ans. 
There are various types of welding techniques used in different industries.
• Some common types of welding include MIG welding, TIG welding, stick welding, and flux-cored arc welding.

• Each type of welding has its own advantages and limitations, depending on the material being welded and the desired outcome.

• For example, MIG welding is often used for automotive repairs, while TIG welding is preferred for precision work like
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Q1. What is natural gas?
Ans. 
Natural gas is a fossil fuel composed primarily of methane and other hydrocarbons, used for heating, cooking, and electricity generation.
• Natural gas is a fossil fuel found deep beneath the Earth's surface.

• It is primarily composed of methane, but can also contain ethane, propane, and other hydrocarbons.

• It is a cleaner burning fuel compared to coal and oil, producing less carbon dioxide and other pollutants.

• Natural gas i...read more
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Q2. What motivates you to seek a position at Adani Gas?
Ans. 
I am motivated to seek a position at Adani Gas because of their reputation for innovation, sustainability, and growth opportunities.
• Adani Gas is known for its innovative approach to the energy sector, which aligns with my passion for finding creative solutions to complex problems.

• The company's commitment to sustainability resonates with my values, and I am excited about the opportunity to contribute to their environmen...read more
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Q3. What is the difference between a pipe and a tube?
Ans. 
A pipe is typically used to transport fluids or gases, while a tube is used for structural applications or conveying materials.
• Pipes are measured by their inner diameter, while tubes are measured by their outer diameter.

• Pipes are typically round in shape, while tubes can be round, square, or rectangular.

• Pipes are often used in plumbing, HVAC systems, and transportation of fluids, while tubes are used in construction, a
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Q4. What are your reasons for leaving your current position?
Ans. 
Seeking new challenges and opportunities for growth.
• Desire for career advancement

• Looking for new challenges

• Seeking opportunities for professional growth

• Want to broaden skill set

• Company restructuring or downsizing
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Q5. What is CNG (Compressed Natural Gas)?
Ans. 
CNG is a fuel made by compressing natural gas to less than 1% of its volume at standard atmospheric pressure.
• CNG is a cleaner alternative to traditional fuels like gasoline and diesel.

• It is primarily composed of methane gas.

• CNG is stored and distributed in high-pressure tanks.

• It is commonly used as a fuel for vehicles, especially in public transportation.

• CNG produces fewer emissions compared to gasoline or diesel when
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Q1. Can you introduce yourself?
Ans. 
I am a recent graduate with a degree in Business Administration and a passion for marketing and project management.
• Recent graduate with a degree in Business Administration

• Passionate about marketing and project management

• Strong communication and organizational skills

• Experience in internships and extracurricular activities
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Q2. Given your one year of experience, what motivates you to join as a Graduate Engineering Trainee?
Ans. 
I am motivated to join as a Graduate Engineering Trainee to further develop my skills, gain hands-on experience, and contribute to innovative projects.
• Opportunity to learn from experienced professionals in the field

• Desire to apply theoretical knowledge to practical projects

• Excitement to work on cutting-edge technologies and contribute to innovative solutions
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Q1. What is three elements control system? Draw three elements control logic.
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Q2. Turbine protection and interlock.
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Q3. Boiler protection and interlock.
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Q4. What is control system?
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Q5. Calibration of smart positioner
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Q6. Using of HART communicator
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Q7. D.C.S system, DCS topology
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Q8. Question about PLC system, and its major element.
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Q9. Plant water cycle, flue gas cycle, and steam cycle.
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Q10. PLC programming, logic modification.
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Q11. What is TSI system, explain all TSI tripping parameters.
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Q12. What is O2 Analyzer, calibration process of O2 Analyzer, troubleshooting of O2 Analyzer
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Q13. What is dust opacity Analyzer, calibration process of SMP
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Q14. What is Density, density meter working principle, and its calibration process.
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Q15. What is flow , types of flow , flow measurement techniques, types of flow meter, and its calibration
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Q16. Level measurement, types of level measurement techniques,
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Q1. About privious company, slary, accommodation, and salary growth.
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Q2. Salary expectation.
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Q1. Lpg details and current company details
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"I applied via campus placement First round was an aptitude containing quant,english, logical reasoning and data interpretation (60 mins ,60 questions) plus technical round (30 mins,30 questions) conducted via Aon platform. Aptitude was easy but was a bit lengthy. Technical test was also moderate and covered all topics from mechanical core. After the written test there was a resume shortlisting for people who cleared round one.Prepare ur resume according to the role ur applying. From around 87 members 27 were shortlisted for GD round. ."

They divided us into 4 groups and group discussion went on for around 20 mins my topic was (Are ev vehicle's an efficient solution for pollution). In gd round listen to the topic carefully. Don't hesitate to put ur thoughts first donot interfere while other is speaking listen to them and put ur thoughts in a politeful way , mostly stick to the topic. After 20 mins the recruiters asked me to summarise the topic and i gave a brief summary keeping everyone's and my thoughts in mind. After GD 9 members were selected for the interview.Gd and interview happened on the same day.