Chennai Mettex Lab Interview Questions and Answers

Q1. What is polymers ?
Ans. 
Polymers are large molecules made up of repeating units called monomers.
• Polymers can be natural or synthetic.

• Examples of natural polymers include proteins, DNA, and cellulose.

• Examples of synthetic polymers include plastics, nylon, and rubber.

• Polymers have a wide range of applications in industries such as packaging, textiles, and medicine.
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Q2. Project explain Industrial visit explain
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Project explain refers to explaining the details and objectives of a particular project. Industrial visit explain refers to explaining the purpose and outcomes of visiting an industrial site.
• Project explain involves discussing the scope, goals, timeline, and budget of a project.

• Industrial visit explain involves highlighting the benefits of visiting an industrial site, such as gaining practical knowledge, networking, an...read more
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Aptitude test was similar to Management Exams/ CAT.

Q1. What do you know about Project Management? What is CPM & PERT?
Ans. 
Project Management involves planning, organizing, and overseeing the completion of a project within specific constraints.
• CPM stands for Critical Path Method, a project management technique used to determine the longest sequence of dependent tasks and the shortest time needed to complete a project.

• PERT stands for Program Evaluation and Review Technique, a project management tool used to analyze and represent the tasks i...read more
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Q1. Tell me about yourself?
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Q2. Why do you want to change the job?
Ans. 
Seeking new challenges and growth opportunities in a dynamic work environment.
• Looking for career advancement

• Seeking new challenges and responsibilities

• Interested in working in a different industry or with a different company

• Want to learn new skills and gain diverse experience
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Q3. Tell me a case, which you have handled operation of shipments & challenges?
Ans. 
Handled a case involving shipment delays due to customs issues and coordinated with various stakeholders to resolve the challenges.
• Coordinated with customs officials to understand the root cause of delays

• Worked closely with the logistics team to expedite the shipment process

• Communicated regularly with the client to provide updates and manage expectations
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Questions related to export import operations

Q1. Technical round and HR related ,strength,experience
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Q1. What is your leadership Skills
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Q2. Negotiation skills example
Ans. 
Negotiated a 20% discount on a bulk order of office supplies.
• Identified the need for a large order of office supplies

• Researched prices from multiple vendors

• Used data to negotiate a 20% discount with the chosen vendor

• Ensured timely delivery of the supplies
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Q1. Share details of your previous job.
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Q2. What are your strengths and weaknesses?
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Q3. Tell me about yourself.
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Q1. What about power system
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Q2. What is protection system
Ans. 
A protection system is a set of devices and measures designed to prevent damage or harm to equipment, personnel, or the environment in case of a fault or abnormal condition.
• Protection systems can include circuit breakers, fuses, relays, and alarms.

• They are commonly used in electrical systems to prevent overloads, short circuits, and ground faults.

• Protection systems are essential for ensuring the safety and reliability ...read more
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Q1. Explain about your current roles
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Q2. Detailed technical explanation of the Projects that I have worked with
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Q1. Pipe Sizing Calculation?
Ans. 
Pipe sizing calculation involves determining the appropriate diameter of a pipe based on flow rate, pressure drop, and material properties.
• Calculate the required flow rate for the system

• Determine the pressure drop allowed in the system

• Consider the material properties of the pipe such as friction factor and roughness

• Use pipe sizing charts or formulas to find the appropriate diameter

• Ensure the selected pipe size meets th
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Q2. Corrosion allowance & some questions in ASME B31.3
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Q3. Reason for Job Change
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