Lumax Industries Design & Development Engineer Interview Questions and Answers

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
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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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Case study was aboutva data interpretation thingy

Q1. Rate your soft skills on a scale of 1 to 10
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Q2. What do you expect from this role
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First round is aptitude test all type of questions asked like verbal, reasoning and Technical

Q1. Explain stress, strain curve diagram with example?
Ans. 
Stress-strain curve shows relationship between stress and strain in a material under tension.
• Stress-strain curve is a graphical representation of how a material deforms under stress.

• It typically consists of a linear elastic region, a yield point, plastic deformation, and ultimate failure.

• Example: Steel has a high yield strength, so its stress-strain curve shows a steep initial slope.

• Example: Rubber has a low yield stre...read more
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Q2. What is DOF? How many degrees of freedom from any object
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DOF stands for Degrees of Freedom. It refers to the number of independent parameters that define the configuration of an object.
• DOF is the number of ways a rigid body can move in 3D space.

• For a rigid body in 3D space, there are 6 degrees of freedom - 3 translational and 3 rotational.

• Examples of DOF include linear motion along x, y, z axes and rotational motion around x, y, z axes.
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Q1. Sheet metal defects?
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Q2. What is k factor in sheet metal?
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K factor in sheet metal is a constant representing the ratio of the location of the neutral axis to the material thickness.
• K factor determines how much a sheet metal part will stretch during bending.

• It is used in calculating the bend allowance, bend deduction, and other bending-related calculations.

• K factor values vary depending on the material type, thickness, and bending method.

• For example, a K factor of 0.5 means th...read more
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Q3. Plastic molding machine?
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Q4. Prevention plastic defects
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Q1. What is the role of npd person in industry?
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NPD person plays a crucial role in industry by leading the development of new products from concept to launch.
• Responsible for identifying market opportunities and consumer needs

• Leads cross-functional teams to develop new products

• Coordinates with various departments such as marketing, engineering, and manufacturing

• Manages the product development process from concept to commercialization

• Ensures products meet quality stan...read more
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Q2. How to solve manufacturing issue?
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To solve a manufacturing issue, identify the root cause, brainstorm solutions, implement changes, and monitor results.
• Identify the root cause of the issue by analyzing data and conducting tests.

• Brainstorm potential solutions with a cross-functional team to gather diverse perspectives.

• Implement changes based on the chosen solution, considering cost, time, and resources.

• Monitor the results of the changes to ensure they e...read more
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Q3. What is current & voltage?
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Current is the flow of electric charge in a circuit, measured in Amperes (A). Voltage is the electrical potential difference between two points in a circuit, measured in Volts (V).
• Current is the rate of flow of electric charge in a circuit

• Voltage is the electrical potential difference between two points in a circuit

• Current is measured in Amperes (A)

• Voltage is measured in Volts (V)

• Ohm's Law relates current, voltage, and
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Q4. Cad test on creo software version 7.0? 45 min cad test complete timing?
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Q5. Written interview? 45 min. If any person are required this written interview test paper. Pls mail. My mail id is- *****
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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. Cad test was taken only Prepare cad mi model
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Q2. Nothing was asked next
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Q1. Rm impact working example
Ans. 
RM impact can be seen through increased revenue, customer satisfaction, and market share.
• Increased revenue due to effective relationship management with clients

• Improved customer satisfaction through personalized attention and tailored solutions

• Increased market share through strategic partnerships and collaborations
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