Cairn Energy Project Executive Engineer Interview Questions and Answers

Q1. Tell me about yourself?
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Q1. Ohm's Law, Bernoulli's Eqn, Hobbies, IC Engines
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Q1. Basic hr questions.
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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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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
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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. What is rtdand thermocouple
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RTD and thermocouple are types of temperature sensors used in various industries.
• RTD stands for Resistance Temperature Detector and uses the principle of change in electrical resistance with temperature to measure temperature.

• Thermocouple uses the principle of Seebeck effect where a voltage is generated when two dissimilar metals are joined at two junctions and exposed to different temperatures.

• RTD is more accurate and...read more
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Q1. Why should we hire you?
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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?
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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
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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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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. Why should we hire you?
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Q4. What are your strengths and weaknesses?
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Q5. Where do you see yourself in 5 years?
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Q6. Tell me about yourself.
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