Siemens Mechanical Engg. Design Interview Questions and Answers

Q1. Projection related question
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Q1. Salary related question
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They asked to share details about a senior project. What my role was in the project, and the processes followed by the team to accomplish the project on time.

Q1. Past experiences
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Q1. Design where you will place this object in an assembly
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Q1. Whati stress strain curve
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A stress-strain curve shows the relationship between stress (force per unit area) and strain (deformation) in a material.
• It is used to determine the mechanical properties of a material, such as its stiffness, strength, and ductility.

• The curve typically consists of a linear elastic region, a yield point, a plastic deformation region, and ultimately failure.

• Different materials exhibit different shapes of stress-strain cu...read more
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Q1. What is your salary expectation
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Q1. Gd&t details and use
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GD&T stands for Geometric Dimensioning and Tolerancing. It is a system for defining and communicating engineering tolerances.
• GD&T is used to specify the allowable variations in form, size, and orientation of part features.

• It helps ensure that parts fit together properly and function as intended.

• GD&T symbols include position, concentricity, perpendicularity, and more.

• It is commonly used in mechanical engineering design ...read more
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Q2. Types of mfg proceed
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Types of manufacturing processes include casting, machining, forming, joining, and additive manufacturing.
• Casting: involves pouring molten material into a mold to create a desired shape (e.g. sand casting, die casting)

• Machining: involves removing material from a workpiece using cutting tools (e.g. milling, turning)

• Forming: involves shaping a material without removing any material (e.g. forging, stamping)

• Joining: involv...read more
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Q3. Conveyor Type and whereto use
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Conveyor types include belt, roller, chain, and screw conveyors, each suitable for different applications.
• Belt conveyors are commonly used for moving large volumes of materials over long distances.

• Roller conveyors are ideal for handling heavy loads and are commonly used in warehouses and distribution centers.

• Chain conveyors are suitable for moving products through inclines or declines.

• Screw conveyors are used for trans...read more
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General mechanical engineering knowledge.
Quantitative aptitude
Verbal and nonverbal

Q1. Bearing selection Drive calculations Material selection Pneumatic
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Q1. Salary discussion Notice period Salary negotiation
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