BPCL Kochi Oil Refinery Graduate Apprentice Interview Questions and Answers

Q1. Clearly define the subject you likes to learn monst,
Ans. 
I am most interested in learning about artificial intelligence and machine learning.
• I am fascinated by how AI can be used to improve efficiency and accuracy in various industries.

• I enjoy studying algorithms and data analysis techniques used in machine learning.

• I am eager to explore the applications of AI in areas such as healthcare, finance, and autonomous vehicles.
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Q2. About our academic major project
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Q3. Asked maximum from fluid mechanics subject
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Q1. Personal interview and about my intrest of hpcl
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Q2. About my family,and challenge of job
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Q1. What skills have you learnt?
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Q2. Your favourite topics in btech?
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Q3. What is your aim as a mechanical engineer?
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Q4. What is t-s diagram? What is casting?
Ans. 
A t-s diagram is a thermodynamic diagram used to visualize the temperature-entropy relationship of a system. Casting is a manufacturing process where a liquid material is poured into a mold to solidify into a desired shape.
• A t-s diagram plots temperature on the x-axis and entropy on the y-axis, showing the thermodynamic state of a system.

• Casting involves pouring molten metal, plastic, or other materials into a mold to ...read more
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Q5. What is lathe machine and describe how it is operated? Different functions? Threading?
Ans. 
A lathe machine is a tool used for shaping materials by rotating them against a cutting tool. It is operated by controlling the rotation speed and feed rate.
• Lathe machine rotates the workpiece against a cutting tool to remove material and create a desired shape.

• It can perform various functions such as turning, facing, drilling, boring, and taper turning.

• Threading on a lathe machine involves cutting threads on a workpie...read more
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Q6. 2s vs 4s engine
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2s and 4s engines refer to 2-stroke and 4-stroke engines, each with their own advantages and disadvantages.
• 2-stroke engines have a power stroke every revolution, making them more powerful but less fuel efficient.

• 4-stroke engines have a power stroke every other revolution, making them more fuel efficient but less powerful.

• 2-stroke engines are simpler in design and lighter, but tend to produce more emissions.

• 4-stroke eng...read more
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Normal question of apti and reasoing along with tech

Q1. Basic ques of how automation done
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Q2. And how assembly line works
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Assembly line is a manufacturing process where a product is assembled in a sequential manner by different workers or machines.
• Assembly line involves dividing the production process into smaller tasks

• Each worker or machine performs a specific task in a sequential manner

• The product moves from one station to another until it is completed

• Assembly line increases efficiency and reduces production time

• Examples include automob...read more
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My aptitude test was to good and I cleared it in first round

Q1. What is the first law of gas laws?
Ans. 
The first law of gas laws is Boyle's Law, which states that the pressure of a gas is inversely proportional to its volume at a constant temperature.
• Boyle's Law states that P1V1 = P2V2, where P represents pressure and V represents volume.

• This law is based on the principle that as the volume of a gas decreases, the pressure increases, and vice versa.

• Boyle's Law is commonly used in scuba diving to understand how changes i...read more
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Q2. What are G-codes and M-codes in CNC machines?
Ans. 
G-codes and M-codes are programming languages used in CNC machines to control various functions and operations.
• G-codes are used to command specific movements and functions, such as cutting speed and tool positioning

• M-codes are used to activate auxiliary functions like coolant systems or tool changes

• Examples of G-codes include G00 for rapid movement and G01 for linear interpolation

• Examples of M-codes include M06 for too
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Q1. What is your project in final year?
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Q2. What do you know about HPCL ?
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HPCL is a leading oil and gas company in India.
• Hindustan Petroleum Corporation Limited (HPCL) is a Navratna Central Public Sector Enterprise in India.

• It is a leading oil and gas company with a strong presence in refining, marketing, and distribution.

• HPCL operates two major refineries in Mumbai and Visakhapatnam, with a total refining capacity of over 18 million metric tonnes per annum.

• The company has a wide network of ...read more
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Q3. What is your AIM?
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My aim is to become a skilled professional in my field and contribute to the growth and success of the organization I work for.
• To gain practical experience and knowledge through the Graduate Apprenticeship Trainee program

• To develop strong technical and interpersonal skills

• To actively contribute to projects and tasks assigned to me

• To learn from experienced professionals and mentors

• To continuously improve and stay update
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Q4. Why you are joining in HPCL knowing about one year Apprenticeship?
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Q1. Why you are joining this company?
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All basics of the mathematics

Basic of the Python, C language, HTML/CSS

Q1. Full form of PESO
Ans. 
PESO stands for Paid, Earned, Shared, and Owned media. It is a framework used in marketing and public relations to categorize different types of media channels.
• Paid media refers to advertising that a company pays for, such as online ads or sponsored content.

• Earned media is publicity gained through word-of-mouth, social media shares, or press coverage.

• Shared media involves content that is shared by users on social media...read more
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