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Mechanical Design Engineer Interview Questions
2,450 mechanical design engineer interview questions shared by candidates
How would you attach these two components together (shown diagram)?
Talk about a past failure and what you learnt from it
What were projects in previous company?
General behavioral questions regarding your past experiences.
Values of the company, which would you pick? Your strength and shortcomings
Explain Rankine Cycle draw p-v and T-s Diagram?
Mostly about current experience and job
1. Explain LMC, MMC, & RFS. Give its symbol (GD&T) 2. What is Bonus Tolerance 3. What is the difference between concentricity and circular run out? 4. The stress strain curve, Elastic limit? 5. Write Bending Equation 6. What is Factor of Safety? 7. SFD & BMD of simply supported load beam with point load. 8. What is fatigue? 9. Draw and explain SN Curve? 10. Draw and explain Goodman Soderberg Gerber Diagram? 11. Explain Reverse stress and repeated stresses 12. Explain Endurance Limit 13. What is stress concentration and stress concentration factor? 14. What are the methods to reduce stress concentration? 15. What is notch sensitivity? 16. Write the 5 theories of failure? 17. Difference between ductile and brittle materials and failure. 18. Criteria from material selection 19. Steps in product development 20. What is toughness 21. Types of loads/stresses acting on machine components 22. What is principle plane and principal stresses 23. One Tolerance stack up analysis problem – find tolerance for a notch 24. Table problem with point load (Yield Strength = 1000 N/mm2, Load = 100 N) 25. Hollow shaft or solid shaft carried more torque? 26. What is FMEA? What is it used for?
What is BS8888 and a few other GD&T questions. What fabrication processes have you used? What material types and grades have you worked with? Standard interview questions, like why did you apply, etc.
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