Petrofac Engineering India Senior Civil Designer Interview Questions and Answers

Q1. No questions only politics
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Q2. Only Politics no value for knowledge.
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Q3. Related questions about your family background and mounding
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You have to be good at aptitude

Q1. Based on core subjects like Heat Transfer and Mass Transfer
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Q1. Equipment Maintenance Team Managing work
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Q2. Vehicle and tunnel machine related
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Q1. How pumps work?
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Pumps are devices that use mechanical action to move fluids from one place to another.
• Pumps work by creating a pressure difference to push fluids through a system.

• They typically consist of an inlet, an outlet, and an impeller or rotor.

• The impeller rotates, creating centrifugal force that pushes the fluid outwards.

• Positive displacement pumps use reciprocating or rotary motion to move fluid in discrete volumes.

• Examples o...read more
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Q2. Draw Stress Strain graph
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A stress-strain graph shows the relationship between stress and strain in a material.
• The graph typically has stress on the y-axis and strain on the x-axis.

• It starts with a linear elastic region where stress is directly proportional to strain.

• Beyond the elastic limit, the material enters the plastic region where permanent deformation occurs.

• The graph may show a yield point, ultimate tensile strength, and fracture point.

• ...read more
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Q1. 3d need split core cavity
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A split core cavity is necessary for creating 3D designs.
• Split core cavity allows for easier removal of the final product from the mold.

• It also allows for more complex designs to be created.

• Examples include intricate jewelry designs and detailed automotive parts.

• Split core cavity can be achieved through various methods such as using sliders or lifters.

• It is important to consider the material being used and the desired
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Q2. Shrinkage of plastics
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Shrinkage of plastics is a common issue in injection molding.
• Shrinkage occurs when the plastic cools and solidifies, causing it to contract.

• Factors affecting shrinkage include material type, mold design, and processing conditions.

• Compensating for shrinkage can be done by adjusting the mold or adding more material.

• Examples of plastics prone to shrinkage include ABS, polycarbonate, and nylon.
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Q1. GD&T questions.
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Pawan kumar sir Quality head

Sandeep Singh plant head

Q1. Quality engineer
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Q2. Quality information
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Q3. Incoming quality
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Q4. Layout information
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Q5. Sample information
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