Air Liquide Engineer Trainee Interview Questions and Answers

Q1. Why do you want to join Lanxess?
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Q2. What is your salary expectation?
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Q3. Are you willing to relocate?
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Q4. Do you know about Lanxess?
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Q1. Function of Extruder
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An extruder is a machine used to melt and shape plastic or metal into a continuous profile.
• The extruder is used in the manufacturing of products such as pipes, tubing, and wire insulation.

• It works by feeding raw material into a heated barrel where it is melted and then forced through a die to create the desired shape.

• The extruder can be used with a variety of materials including thermoplastics, rubber, and metal alloys
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Q2. Function of weighing vessels
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Weighing vessels are used to measure the weight of substances accurately.
• Weighing vessels are commonly used in laboratories and industries to measure the weight of substances.

• They are designed to hold the substance being weighed and provide accurate measurements.

• Examples of weighing vessels include beakers, flasks, and crucibles.

• They are made of materials such as glass, plastic, or metal depending on the substance bein...read more
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Q3. Function of Engineering Material
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Engineering materials are used to create products that meet specific functional requirements.
• Engineering materials are selected based on their properties such as strength, durability, and conductivity.

• They are used to create products that meet specific functional requirements such as load-bearing structures, electrical circuits, and heat-resistant components.

• Examples of engineering materials include metals, polymers, c...read more
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Q4. How to enhance property of the material?
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To enhance the property of a material, one can modify its composition, structure, or processing techniques.
• Add or remove certain elements to change the material's properties

• Alter the crystal structure to improve strength or conductivity

• Change the processing temperature or pressure to affect the material's properties

• Use surface treatments to improve properties like corrosion resistance

• Combine different materials to crea
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Q5. Basic Maintenance Knowledge
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Q1. Sql related questions
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Q2. Create table using scenario he will give
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Q3. Insert data that he will tell
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Q4. Update data he willl tell info
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Q5. Groupby having and other keywords
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Q1. 1) What was the College project ? 2) Subjects ? 3) Types of cooling tower ? 3) Pump types and function ? 4) Compressor types, condenser types ? 5) Carnot cycle, Fluid mechanics, types of reactors ? 6) Man...read more
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The college project involved studying various subjects like types of cooling towers, pump types and functions, compressor types, condenser types, Carnot cycle, fluid mechanics, and types of reactors.
• College project involved studying subjects like types of cooling towers, pump types, compressor types, condenser types, Carnot cycle, fluid mechanics, and types of reactors.

• Types of cooling towers include natural draft, mec...read more
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Q2. 1) Definitions like pressure, force, work, with examples. 2) Thermodynamics laws 3) Newton law 4) Cooling tower design calculations
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Q3. 1) Basic about your and family background 2) Your strength and weaknesses 3) Your extra curricular activities
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Q1. 1) Your goals in life ? 2) Your inspiration in life ? 3) Many general types of questions.
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Q1. 1) What you observed when you entered in the company ? 2) About company 3) Family background 4) Your vision in life 5) Your passion and liking
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Q1. About Self and family background. Academic and previous job related question.
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Q1. About last company equipment details. Responsibilities of previous plants. About Transformers, Relay, VCB, ACB, Motors and other essential electrical equipment.
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2 h online assesment + recording answers via webcam

Understand market effectiveness of Sika

Q1. Introduction, Knowledge about the industry, Strength & weakness
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Q1. About the purchase field
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Q1. Technik question about purchase
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Q1. HR round asked persona question
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Q1. Azure, C#,Angular ,Aptitude
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Q1. Solid principles, OOPS ,Data analytics, virtualization
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