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Publicis Sapient Interview Questions and Answers

Updated 5 Feb 2024
Popular Designations

Q1. What is needs of Designing, although you can make the parts without drawing too?

Ans.

Designing is essential for ensuring parts fit together correctly, meet performance requirements, and can be manufactured efficiently.

  • Designing helps ensure parts fit together correctly and function as intended

  • Designing allows for optimization of part performance and efficiency

  • Designing helps identify potential issues before production, saving time and resources

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Q2. What is meaning of 3.2,/1.6/0.8 in Surface finishing? What is it's purpose for giving it?

Ans.

Surface finishing specification indicating the roughness average in micrometers.

  • 3.2/1.6/0.8 refers to the roughness average values in micrometers for different surfaces

  • The first number (3.2) represents the roughness average for the initial surface finish

  • The second number (1.6) represents the roughness average for the intermediate surface finish

  • The third number (0.8) represents the roughness average for the final surface finish

  • These values help in specifying the desired smooth...read more

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Q3. How Roll is basically designed? What are the basics criteria to select the dimensions of Roll?

Ans.

Rolls are designed based on specific criteria such as load capacity, speed, material properties, and application requirements.

  • Roll dimensions are selected based on load capacity requirements to ensure the roll can support the intended weight without deformation.

  • Speed requirements dictate the diameter of the roll to prevent slippage and maintain proper tension in the material being processed.

  • Material properties such as hardness, surface finish, and thermal conductivity influen...read more

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Q4. What is difference between Geometric Dimensioning and Tolerancing?

Ans.

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

  • GD&T is a more detailed and precise way of defining dimensions and tolerances compared to traditional methods.

  • GD&T uses symbols, such as concentricity, flatness, and perpendicularity, to specify tolerances on drawings.

  • GD&T allows for clearer communication between designers, engineers, and manufacturers, reducing errors and improving quality.

  • GD&T is commonly used in ...read more

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Q5. What is difference between Limits, fits & Tolerance?

Ans.

Limits, fits, and tolerance are key concepts in engineering design to ensure proper functioning of mechanical components.

  • Limits define the maximum and minimum acceptable dimensions of a part.

  • Fits refer to the clearance or interference between mating parts.

  • Tolerance is the allowable variation in dimensions of a part to ensure proper assembly and functionality.

  • For example, a shaft with a diameter of 25mm may have a tolerance of +/- 0.05mm, and fit into a hole with a clearance f...read more

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Q6. What is thumb rule for welding?

Ans.

The thumb rule for welding is to ensure proper preparation, use the right welding technique, and follow safety precautions.

  • Ensure proper cleaning and preparation of the materials to be welded

  • Select the appropriate welding technique based on the materials and desired outcome

  • Follow safety precautions such as wearing protective gear and ensuring proper ventilation

  • Maintain the correct temperature and welding parameters for a strong and durable weld

  • Inspect the weld for quality and...read more

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