Junior Design Engineer

10+ Junior Design Engineer Interview Questions and Answers for Freshers

Updated 14 Oct 2024
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Q1. Do you know about Angle projection methods? How many types of projection methods are there?

Ans.

Angle projection methods are used in engineering to represent 3D objects on a 2D plane. There are two main types of projection methods: orthographic and perspective.

  • Orthographic projection method shows the object as it looks from the front, top, and side views without any perspective distortion.

  • Perspective projection method creates a more realistic representation of the object by accounting for perspective distortion.

  • Examples of orthographic projection include first angle pro...read more

Q2. Show the previous designs you have mad on any design softwares?

Ans.

I have designed various products using SolidWorks and AutoCAD, including a robotic arm and a 3D-printed phone stand.

  • Designed a robotic arm using SolidWorks for a university project

  • Created a 3D-printed phone stand using AutoCAD for personal use

  • Utilized SolidWorks and AutoCAD for various other design projects

Q3. Have you worked upon Any design softwares?

Ans.

Yes, I have experience working with design software such as AutoCAD, SolidWorks, and Adobe Creative Suite.

  • Proficient in AutoCAD for 2D drafting and SolidWorks for 3D modeling

  • Experience using Adobe Creative Suite for graphic design projects

  • Familiar with other design software tools like SketchUp and Fusion 360

Q4. Which autocad command gives you font styling?

Ans.

The 'STYLE' command in AutoCAD allows users to access font styling options.

  • The 'STYLE' command in AutoCAD allows users to create, modify, and manage text styles.

  • Users can specify font type, size, and other text formatting options using the 'STYLE' command.

  • Examples of font styling options include Arial, Times New Roman, bold, italic, etc.

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Q5. What type of cad software do you know

Ans.

I am familiar with various CAD software programs.

  • AutoCAD

  • SolidWorks

  • CATIA

  • Inventor

  • Pro/ENGINEER

  • NX

  • Creo

  • Revit

Q6. Do you about 3D Concrete printing?

Ans.

3D concrete printing is a construction technology that uses 3D printers to create structures out of concrete.

  • 3D concrete printing is a form of additive manufacturing that allows for the creation of complex shapes and structures.

  • It is being used in the construction industry to build houses, bridges, and other infrastructure.

  • This technology can help reduce construction time and waste, as well as enable more sustainable building practices.

  • Examples of companies involved in 3D con...read more

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Q7. Do you know anything about GD&T?

Ans.

Yes, GD&T stands for Geometric Dimensioning and Tolerancing, a system for defining and communicating engineering tolerances.

  • GD&T is a system used in engineering to define and communicate tolerances for manufacturing and inspection.

  • It uses symbols, such as concentricity, flatness, and perpendicularity, to specify geometric characteristics of parts.

  • GD&T helps ensure that parts are manufactured and inspected accurately, leading to better quality and consistency in production.

  • It ...read more

Q8. What do u know about telecom networking

Ans.

Telecom networking refers to the technology and infrastructure used to transmit and receive voice, data, and video communications over long distances.

  • Telecom networking involves the use of various technologies such as fiber optics, wireless communication, and satellite communication.

  • It includes the design, installation, and maintenance of network infrastructure such as switches, routers, and servers.

  • Telecom networking is essential for various industries such as telecommunicat...read more

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Q9. What is GD&T? explain?

Ans.

GD&T stands for Geometric Dimensioning and Tolerancing. It is a system for defining and communicating engineering tolerances.

  • GD&T is a symbolic language used on engineering drawings to specify the allowable variations in form, size, and orientation of features.

  • It uses symbols, such as squares, circles, and triangles, to define the tolerance zones for features.

  • GD&T helps ensure that parts are manufactured to the correct dimensions and fit together properly.

  • It is commonly used ...read more

Q10. Explaining the errors and improvements of engineering drawing

Ans.

Errors in engineering drawings can lead to misinterpretation and mistakes, while improvements can enhance clarity and accuracy.

  • Errors in engineering drawings can include incorrect dimensions, missing views, unclear symbols, and inconsistent labeling.

  • Improvements can be made by ensuring all dimensions are clearly labeled, using standardized symbols, providing multiple views for clarity, and maintaining consistency throughout the drawing.

  • Examples of errors include missing toler...read more

Q11. What are the input need for design?

Ans.

Inputs needed for design include requirements, constraints, user needs, budget, timeline, materials, and feedback.

  • Requirements from stakeholders

  • Constraints such as budget and timeline

  • User needs and preferences

  • Materials and resources available

  • Feedback from testing and iterations

Q12. Stress strain and it's curve heat treatment process

Ans.

Stress-strain curve is a graphical representation of the relationship between stress and strain in a material during a mechanical test.

  • Stress-strain curve shows how a material deforms under load.

  • It consists of elastic, plastic, and fracture regions.

  • Heat treatment process involves heating and cooling a material to alter its properties.

  • Heat treatment can change the microstructure of a material, affecting its mechanical properties.

  • Examples of heat treatment processes include ann...read more

Q13. What is gdnt tolerance

Ans.

GD&T stands for Geometric Dimensioning and Tolerancing, a system used to define and communicate engineering tolerances.

  • GD&T is a set of symbols and rules used to specify the allowable variation in form, size, orientation, and location of features on a part

  • It ensures that parts fit together correctly and function as intended

  • GD&T is commonly used in manufacturing, engineering, and design industries

  • Examples of GD&T symbols include concentricity, perpendicularity, and position

  • GD&...read more

Q14. Write the gdnt symbols and explain it

Ans.

GD&T symbols are used to communicate design specifications and tolerances in engineering drawings.

  • GD&T stands for Geometric Dimensioning and Tolerancing

  • Symbols include concentricity, perpendicularity, flatness, and more

  • Each symbol has a specific meaning and is used to communicate design requirements

  • GD&T helps ensure that parts are manufactured to the correct specifications

  • Examples of GD&T symbols can be found in ASME Y14.5 standards

Q15. What is geometric tolerance ?

Ans.

Geometric tolerance is a set of symbols used to define the allowable variations in form, size, and orientation of features on a part.

  • Geometric tolerance ensures that parts are manufactured within specified limits to ensure proper fit and function.

  • It includes symbols such as concentricity, perpendicularity, parallelism, and flatness to communicate the required tolerances.

  • For example, a drawing may specify a hole diameter with a positional tolerance to ensure proper alignment w...read more

Q16. GD & T symbols and it's uses

Ans.

GD&T symbols are used in engineering to communicate design specifications and tolerances.

  • GD&T symbols are used to specify geometric dimensions and tolerances on engineering drawings.

  • They help ensure that parts are manufactured to the correct dimensions and fit together properly.

  • Examples of GD&T symbols include concentricity, perpendicularity, and flatness.

  • GD&T symbols are often used in conjunction with traditional dimensions to provide a more complete specification.

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