BPCL Kochi Oil Refinery Graduate Apprentice Trainee Interview Questions and Answers

Q1. No Round 1, just apply on MHRDNAT, & submit your marksheet
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Q1. Asked about my project, kept it clear that this was a 1 year deal and HPCL was not obligated to provide us with a job afterwards
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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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All basics of the mathematics

Basic of the Python, C language, HTML/CSS

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
Ans. 
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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Q1. Technical question based on your branch
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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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Q1. 1. Introduce Yourself 2.Proects done
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Q2. Some important points from your project.
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