FORMS + SURFACES Design Engineer Interview Questions and Answers

Q1. How to calculate flatt pettern of sheet metal?
Ans. 
To calculate the flat pattern of sheet metal, use mathematical formulas and measurements to determine the dimensions and shapes needed for cutting and bending.
• Measure the dimensions of the sheet metal piece

• Calculate the bend allowances for each bend in the sheet metal

• Use mathematical formulas to determine the flat pattern layout

• Consider factors such as material thickness and bend radius

• Create a drawing or template for
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Q2. By using K factor and bend allowance formalula.
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Q3. What is aymbol for first and third angle symbol?
Ans. 
The symbol for first angle projection is a right angle symbol, while the symbol for third angle projection is an inverted right angle symbol.
• First angle symbol: Right angle symbol (∟)

• Third angle symbol: Inverted right angle symbol (⊿)
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Q4. Manufacturing process for any parts
Ans. 
Manufacturing process involves designing, prototyping, testing, and production of parts using various techniques and materials.
• Designing the part using CAD software

• Creating a prototype to test functionality and fit

• Selecting appropriate materials for production

• Using techniques like CNC machining, injection molding, or 3D printing

• Quality control and testing of finished parts
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Q1. General question related to present working
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Questions related to basic Mechanical engineering concepts and sheet metal

Q1. What are your salary expectations?
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Q2. Share details of your previous job.
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Q3. Why are you looking for a change?
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