Daikin Diploma Trainee Engineer Interview Questions, Process, and Tips for Experienced

All branch related questions in aptitude

Q1. Introduction and told job and responsibilities
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Q1. Introduction & family
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Q1. Introduce yourself
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I am a passionate engineering graduate with a strong foundation in technical skills and a keen interest in innovative solutions.
• Educational Background: Completed my engineering degree in Mechanical Engineering from XYZ University, where I graduated with honors.

• Internship Experience: Completed a summer internship at ABC Company, where I worked on optimizing production processes, resulting in a 15% efficiency increase.

• Te...read more
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Q2. Technical questions about transformer and machines
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Q1. Which liquid is in use battery
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The liquid in use in a battery is typically an electrolyte solution.
• The most common liquid used in batteries is sulfuric acid.

• Other types of batteries may use different electrolyte solutions, such as lithium-ion batteries using lithium salts in organic solvents.

• The electrolyte solution allows for the flow of ions between the battery's electrodes, facilitating the chemical reactions that generate electrical energy.
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Q2. Sulfuric acid (H2SO4)
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Mechanical Questions Aptitude Test

Q1. Working Principle of Air Conditioning System, Refrigeration and Air Conditioning.
Ans. 
Air conditioning and refrigeration systems work on the principle of heat transfer and phase change of refrigerant.
• Air conditioning system cools and dehumidifies air in a room or building.

• Refrigeration system removes heat from a space and transfers it to the outside environment.

• Both systems use a refrigerant to absorb and release heat through phase change.

• Air conditioning system uses a compressor, evaporator, condenser,...read more
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Q2. Describe Vapour Compression Refrigeration System.
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Vapour Compression Refrigeration System is a common refrigeration system used in air conditioning and refrigeration applications.
• It works by compressing refrigerant vapor to increase its temperature and pressure.

• The high-pressure vapor then condenses into a liquid, releasing heat.

• The liquid refrigerant then passes through an expansion valve, where it evaporates and cools the surrounding area.

• The low-pressure vapor is t...read more
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Q1. Introduction About you Family and educations, Last employment,etc
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