Indian Oil Corporation Draughtsman Civil Interview Questions and Answers for Experienced

Q1. Introduce your self
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Q2. Why only hpcl why not bpcl
Ans. 
I have a strong interest in the oil and gas industry, and HPCL aligns more closely with my career goals and values.
• HPCL offers a wider range of career opportunities in the oil and gas sector compared to BPCL.

• I have researched HPCL extensively and believe that their company culture and values are a better fit for me.

• HPCL has a stronger presence in the market and offers more room for growth and development.
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Q1. Net positive suction head
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Q2. Distillation column
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Q3. Absorption tower
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Q1. Explain Refrigeration cycle
Ans. 
Refrigeration cycle is a process in which a refrigerant absorbs heat from a low-temperature space and releases it in a high-temperature space.
• Refrigerant absorbs heat from the low-temperature space (evaporator)

• Refrigerant is compressed to increase its temperature and pressure

• High-temperature refrigerant releases heat in the condenser

• Refrigerant expands in the expansion valve to lower its temperature and pressure

• Cycle r...read more
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Q2. What are the different types of fit in GD& T
Ans. 
Different types of fit in GD&T include clearance fit, interference fit, and transition fit.
• Clearance fit: Parts are intended to have a gap between them for easy assembly and disassembly.

• Interference fit: Parts are intended to be pressed or hammered together for a tight fit.

• Transition fit: Parts have a combination of clearance and interference fit depending on the specific requirements.

• Examples: A clearance fit is used ...read more
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Q3. Material Properties
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Material properties refer to the characteristics and behaviors of materials under specific conditions.
• Material properties include mechanical, thermal, electrical, and optical properties.

• Examples of material properties are strength, conductivity, melting point, and refractive index.

• Understanding material properties is crucial for designing and selecting materials for specific applications.
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Q1. Tell me about a project that you worked on
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I worked on a project to develop a mobile app for a local restaurant.
• Developed a user-friendly mobile app for a local restaurant

• Implemented features such as menu browsing, online ordering, and reservation booking

• Collaborated with a team of developers and designers to ensure smooth functionality and appealing design

• Conducted user testing and gathered feedback to make necessary improvements

• Successfully launched the app o
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Q2. How does a bjt work?
Ans. 
A BJT is a three-layer semiconductor device that amplifies current.
• Consists of a base, collector, and emitter

• Current flows from the collector to the emitter

• The base controls the amount of current flowing through the transistor

• Can be used as an amplifier or switch

• Examples include audio amplifiers and digital logic circuits
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Asked us to code given two questions on strings and arrays

Q1. Asked us about the projects
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Q2. How the project used in real world
Ans. 
The project is used in real world by implementing its features in various industries and organizations.
• The project's software can be integrated into existing systems to improve efficiency and productivity.

• The project's findings can be used to make data-driven decisions in business operations.

• The project's recommendations can be implemented to optimize processes and achieve better outcomes.

• The project's technology can b...read more
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60 minute 60 questions

General topics were asked on how manufacturing sector getting affected

Q1. Previous internship job related qns asked
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Q2. Situation when u faced adversity and how you fought it
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Group discussion will be tough

Q1. Basic knowledge of gas industry
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