Nexa Production Graduate Engineer Trainee Interview Questions and Answers

Aptitude + Technical + Psychometric
(Online assessment)

Q1. Draw Atkinson cycle
Ans. 
Atkinson cycle is a type of internal combustion engine cycle with a higher expansion ratio than compression ratio.
• Atkinson cycle is named after James Atkinson, who designed it in the late 19th century.

• It is commonly used in hybrid electric vehicles to improve fuel efficiency.

• In Atkinson cycle, the intake valve is kept open longer than in a traditional Otto cycle, resulting in a higher expansion ratio.
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Q2. ADAS system in cars , how to improve it
Ans. 
To improve ADAS systems in cars, focus on enhancing sensor technology, increasing accuracy of algorithms, and integrating with V2X communication.
• Enhance sensor technology to improve detection capabilities

• Increase accuracy of algorithms for better decision-making

• Integrate ADAS systems with V2X communication for real-time data exchange

• Regular software updates to ensure system stays up-to-date with latest advancements
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Q3. Basic functioning of IOT (based on project from my resume)
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Q1. Six Sigma rule vernier caliper measurement device
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Q2. 2. Production - casting forming welding turning
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Q1. Why are you want to join
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Q2. What is your skill
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It was a 60 mins online test

Q1. What is FEM in your project
Ans. 
FEM stands for Finite Element Method, a numerical technique used to solve complex engineering problems by dividing them into smaller elements.
• FEM is a numerical technique used to analyze structures and systems by dividing them into smaller elements and solving equations for each element.

• It is commonly used in structural analysis, heat transfer, fluid dynamics, and other engineering fields.

• FEM helps in predicting how a ...read more
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Q2. Tell me about mechanical machines
Ans. 
Mechanical machines are devices that use mechanical power to perform work, such as moving, lifting, cutting, or shaping materials.
• Mechanical machines convert mechanical energy into useful work

• They consist of moving parts like gears, levers, pulleys, and belts

• Examples include engines, pumps, conveyor belts, and cranes
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Q3. Tell about skills other than technical
Ans. 
Apart from technical skills, I possess strong communication, problem-solving, and teamwork skills.
• Excellent communication skills - able to effectively convey ideas and information to others

• Strong problem-solving skills - able to analyze situations and come up with creative solutions

• Teamwork skills - able to collaborate with others to achieve common goals

• Time management skills - able to prioritize tasks and meet deadlin...read more
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They have their own type of interactive based amptitude test.

Q1. Questions based on resume and projects
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Q2. Hr questions like why do u want work in this company
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