Napino Auto & Electronics R&D Engineer Interview Questions and Answers

Technical,aptitude, case study other related test

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Q1. Questions related to Tyre compounding and testing
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Q2. Describe Previous job responsibilities, experience and work culture ?
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Q3. Tell us about future goals ?
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Q1. About project work and personal details
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Q1. Tell me about yourself
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Q2. Previous compny details,work designation salary, skills software used.
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Q3. Total exp, Why you leaving current compny
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Q4. When you can come for interview
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Q1. Tell me about yourself
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Q2. Very details in college and professionl work note down by interviewer, very senior person.
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Q3. Skills exactly what is your job role for evry company?
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Q4. Checking product knowledge by asking some tricky queation.
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Q5. Require more exp in to 3d and FEA
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Q6. What is last salary and expectation
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Q7. Why you switching the compny
Ans. 
Seeking new challenges and opportunities for growth.
• Looking for new challenges and opportunities to learn and grow

• Interested in working on different projects or industries

• Seeking a better work-life balance or company culture

• Want to relocate to a different city or country for personal reasons
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Q8. When you can join, notice period
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Q1. Company knowledge
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Q2. CV or resume related questions
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Q1. CNC programming knowledge
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Q2. Material & milling tool knowledge
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Q1. Previous experiences discussion
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Q2. Salary & HR formalities
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Q1. What is draft angel & Shutoff and Difference
Ans. 
Draft angle is the angle of the vertical wall of a mold or part, while shutoff is the point where two mold halves meet to prevent material flow.
• Draft angle is necessary for easy ejection of parts from molds.

• Shutoff is crucial for preventing material leakage and ensuring part accuracy.

• Draft angle is typically around 1-3 degrees, while shutoff is a precise meeting point of mold halves.

• Examples: Draft angle - plastic inje
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Q2. Please explain plastic defects and regulations
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Plastic defects are imperfections in plastic materials that can affect their performance and appearance. Regulations ensure safety and quality standards are met.
• Plastic defects can include air bubbles, warping, sink marks, and flow lines

• Regulations such as RoHS and REACH restrict the use of certain chemicals in plastics

• Defects can be minimized through proper material selection, processing techniques, and quality contro
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Tough one to attempt

Q1. Asked questions related to few mechanical engineering topics
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Cad test on catia software.

Q1. Plastic categories?
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Q2. Prevention of plastic defects?
Ans. 
Preventing plastic defects involves proper material selection, design optimization, and quality control measures.
• Selecting the right type of plastic for the application

• Optimizing the design to minimize stress concentrations

• Implementing proper molding techniques and parameters

• Conducting thorough quality control inspections

• Addressing any issues promptly to prevent defects from recurring
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Q3. When you make a design in any plastic component. what you are design consideration?
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Design considerations for plastic components include material selection, manufacturability, functionality, aesthetics, and cost.
• Material selection based on properties like strength, flexibility, and chemical resistance

• Consideration of manufacturability, such as moldability and ease of assembly

• Ensuring functionality requirements are met, such as mechanical strength or thermal resistance

• Aesthetics like color, texture, an...read more
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Q1. CAD test will be there and Interview questions related to interior/exterior with respect to Design rules , Homologation
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Q1. Design rules related, master section related, Homologation related
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Q1. Idea about drive cycle
Ans. 
Drive cycle refers to the pattern of vehicle operation over a specified period of time.
• Drive cycle is used to evaluate vehicle emissions and fuel economy.

• It includes different driving modes such as idling, acceleration, deceleration, and cruising.

• Examples of drive cycles include FTP-75, HWFET, and US06.

• Drive cycle data is used to develop and test new vehicle technologies.

• Drive cycles can vary depending on the type of v
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Q2. Major heating components in EV motor
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The major heating components in an EV motor are the stator winding and the rotor.
• Stator winding: The stator winding is responsible for generating a rotating magnetic field in the motor. It can experience heating due to electrical resistance.

• Rotor: The rotor is the rotating part of the motor and can also generate heat due to friction and electrical resistance.

• Cooling system: EV motors often have a cooling system to diss...read more
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