Delphi TVS Interview Questions and Answers

Q1. Why calibration the equipment?
Ans. 
Calibration ensures accuracy and reliability of equipment for precise measurements and safe operation.
• Ensures accuracy and reliability of measurements

• Prevents errors in readings and operations

• Complies with industry standards and regulations

• Increases safety and efficiency in operations

• Extends the lifespan of equipment

• Examples: calibrating pressure gauges, temperature sensors, flow meters
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Q2. What is calibration?
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Calibration is the process of comparing measurements of an instrument or device to a known standard to ensure accuracy.
• Calibration involves adjusting the instrument to align with the standard.

• It is important for maintaining accuracy and reliability of instruments.

• Examples include calibrating thermometers, pressure gauges, and flow meters.

• Calibration certificates are often provided as proof of accuracy.
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Q1. Why testing the engine?
Ans. 
Testing the engine ensures its performance, safety, and reliability.
• Testing helps identify any potential issues or defects in the engine.

• It ensures that the engine meets safety standards and regulations.

• Testing helps optimize the engine's performance and efficiency.

• It allows for troubleshooting and fine-tuning of the engine.

• Examples: stress testing, performance testing, safety testing.
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Q2. Putting petrol in a diesel tank what happening here?
Ans. 
Putting petrol in a diesel tank can cause damage to the engine and fuel system.
• Petrol is lighter than diesel and lacks lubrication properties, leading to increased wear and tear on the engine.

• Petrol can cause damage to the fuel injectors and fuel pump due to differences in combustion properties.

• Mixing petrol with diesel can result in poor engine performance, reduced fuel efficiency, and potential engine failure.

• It is i...read more
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Asking about yourself

Q1. Basics of Thermodynamics
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Q2. Basic of Fluid machanism
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60 MCQ test was conducted by online examination questions were too basic from units conversion and measurements and from fits and GD&t

They have selected many candidates in GD and allowed as to talk in Tamil

Q1. Self intro of yourself
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Q2. Why did you choose mechanical?
Ans. 
I chose mechanical because of my passion for understanding how things work and my desire to contribute to innovative engineering solutions.
• Passion for understanding how things work

• Desire to contribute to innovative engineering solutions

• Interest in designing and building mechanical systems

• Enjoyment of problem-solving and critical thinking

• Inspiration from family members who are engineers
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Fundamental inquiries such as questions related to profit and loss, as well as general knowledge questions.

Q1. Can you provide a self-introduction?
Ans. 
I am a passionate R&D Engineer with a strong background in mechanical engineering and a proven track record of developing innovative solutions.
• Mechanical engineering background

• Experience in developing innovative solutions

• Passionate about R&D
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Q2. Education, project and internship details
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Very systematic and logical

Same as technical and good experience

Q1. Self indroduction
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Q2. Why you choose this job and what is the purpose
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Q3. Basic questions about Hardware
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Q4. General Knowledge questions
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Q1. How to check Gundrill height offset
Ans. 
To check Gundrill height offset, measure the drill's position and adjust for precision in machining operations.
• 1. Use a height gauge to measure the distance from the Gundrill tip to the reference surface.

• 2. Compare the measured height with the programmed offset in the CNC machine.

• 3. Adjust the height offset in the CNC settings if discrepancies are found.

• 4. Perform a test drill to verify the accuracy of the height adjus...read more
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Q2. What are the parameters of Gundrill
Ans. 
Gundrills are specialized tools used for deep hole drilling, characterized by specific parameters for precision and efficiency.
• Diameter: Gundrills come in various diameters, typically ranging from 1 mm to 25 mm.

• Length: They can be manufactured in lengths exceeding 1 meter, depending on the application.

• Material: Common materials include high-speed steel (HSS) and carbide for durability.

• Cooling: Gundrills often utilize i...read more
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