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Most Common Interview Questions for Mechanical Engineers

Mechanical engineers also have huge opportunities in private sector such as in multi-national companies and in public sector such as government organizations like railways, power generation plants, defense research, etc.

Mechanical engineers also have wide scope in its sub-disciples such as design, manufacturing, power, production, quality control, tool engineering, etc.

To getting a dream job after completing Mechanical Engineering everyone need to attend an interview and have to be prepare to face the questions related to their personal, academic, and engineering.

The most asked questions to mechanical engineers whether you are fresher or experienced you ask in an interview from companies are:

Personal Questions:

Introduce about yourself?

Why do you want to become a mechanical engineer?

What are your career goals?

Where do you see yourself in five years?

What are your expectations from this company?

What are your salary expectations?

What are your hobbies?

What is your most favorite subject in engineering?

General Questions:

What is mechanical engineering?

Why did you choose to study mechanical engineering?

What is the top skill a mechanical engineer must have?

What was the first thing you ever designed?

What was your project topic in Final year in Engineering?

Give me a short introduction of our company or our product?

Do you know the kind of products we make?

Name an engineering skill have you learned recently?

What was your work in your project group in engineering?

 Why do you want to join our company?

Behavioral Questions:

What problems have you identified in previous roles?

What are your strengths?

What are your weaknesses?

How you will manage a project as being a group/project leader?

What do you consider your biggest achievement?

Describe a situation when you were under pressure in work.

Tell me about how you will reduce a product material costing?

How you will manage shop floor time?

Technical Questions:

What is machine design?

What is the second law of thermodynamics?

What is the importance of tolerance in engineering?

Explain the Otto cycle in brief?

Explain different types of fits.

What are various types of brakes?

What do you understand by engineering drawing?

Read this drawing and explain in 10 minutes?

What is GD&T?

What are the GD&T symbols?

What is isometric drawing?

What is orthographic drawing?

Define the least count?

What is the least count of vernier caliper?

What is the least count of screw gauge?

What is the least count of micrometer?

What is process flow diagram?

What is the difference between pipe and a tube?

Difference between ball bearing and roller bearing?

Difference between thermodynamics and heat transfer?

Distinguish between fatigue and creep?

Explain mechanical refrigeration?

What is ferrite?

What is gear ratio?

What are the advantages of gear drive?

What is a Newtonian fluid?

What are the types of fluid flow?

What is the general procedure of machine design?

What are the machines used in traditional workshop?

What are CNC and DNC?

What is G-Code and M-Code?

What is Six-Sigma?

What is Tolerance?

What is enthalpy and entropy?


All the above questions are one of the most asked interview questions for mechanical engineers. The questions to be asked I an interview depends upon the interviewer and the topics are related with the type of company which is working and for the designation you applied.

Mahesh Vyas

I am Engineer and Web Developer. I made to find the better solutions for our engineering community, help and provide the information about engineering and technology. Follow me on Twitter and Instagram.

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