Guljag Industries Senior Engineer Interview Questions and Answers

Q1. What is Mass Transfers
Ans. 
Mass transfer is the movement of substances from one place to another.
• Mass transfer involves the movement of components in a system due to differences in concentration, pressure, or temperature.

• Examples include the diffusion of gases in air, the separation of components in distillation processes, and the absorption of gases in liquids.

• Mass transfer is important in various industries such as chemical engineering, food p
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Q2. What is Distillation.
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Distillation is a process of separating components of a liquid mixture based on differences in boiling points.
• Distillation involves heating the liquid mixture to create vapor, then cooling the vapor to condense it back into liquid form.

• The components with lower boiling points will vaporize first and be collected, while the components with higher boiling points will remain in the liquid phase.

• Common examples of distilla...read more
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Q1. Related my education
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Q2. Topic of engineering
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Q3. External cource
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Q4. PLC Starter of moter
Ans. 
PLC starter is used to control the starting and stopping of motors through a programmable logic controller.
• PLC starter controls motor operation based on programmed logic

• It can include features like overload protection, soft start, and emergency stop

• Examples of PLC starters include Siemens Sirius 3RW30 and Allen-Bradley SMC Flex
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Q5. VFD working process
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VFD stands for Variable Frequency Drive, which controls the speed of an AC motor by varying the frequency and voltage of the power supplied to it.
• VFD converts fixed frequency AC power to variable frequency AC power

• It controls motor speed by adjusting the frequency of the power supplied

• VFDs can improve energy efficiency and reduce wear and tear on motors

• Example: A VFD can be used in HVAC systems to control the speed of
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It was straightforward

Q1. Was easy explaining about role
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Q2. Previous experience. How to handle the role and expectation. Work schedule. Explain about the team
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The candidate should discuss their previous experience, how they handle their role and expectations, their work schedule, and provide an explanation about their previous team.
• Discuss previous experience in software engineering roles

• Explain how you handled your role and met expectations in previous positions

• Describe your typical work schedule and any flexibility you have

• Provide an overview of your previous team, their s
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Q1. Self introduction Information about extrusion machine Defect of extrusion process
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Q1. Discussion about extrusion machine
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Q1. 1.What about production activities in your previous company 2.Structural capacity 3.Production lines
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Q2. Manufacturing process or product manufacturing.
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Q1. Plant overview and process of the plant
Ans. 
The plant is a manufacturing facility that produces products through a series of processes.
• The plant has multiple production lines that operate simultaneously

• Raw materials are received and stored in the warehouse before being processed

• The production process involves mixing, heating, cooling, and packaging

• Quality control checks are performed at various stages of the process

• Finished products are stored in the finished go
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Q2. Safety questions and safety equipments
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Q1. Related to piping , project, maintenance
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Q1. Current organization, job profile etc
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