Aryan Pumps & Enviro Solutions Design Engineer Interview Questions and Answers for Experienced

General Aptitude test of 50 questions, need to clear in 1 hour

Q1. Technical question in academics, questions on final project, Pump & fluid related questions
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Q1. Regular HR questions
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Q1. Basics of Water Treatment
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Q2. Working Principle of DM Plant
Ans. 
DM Plant removes impurities like salts and minerals from water using ion exchange process.
• DM Plant stands for Demineralization Plant.

• It uses ion exchange process to remove impurities like salts and minerals from water.

• It consists of cation exchange resin and anion exchange resin columns.

• Cations and anions in water are exchanged with hydrogen and hydroxyl ions in the resins.

• The treated water is then passed through mixed...read more
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Q1. Concrete structure and water supply related
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Q1. What are your salary expectations?
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Q2. Share details of your previous job.
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Q3. Where do you see yourself in 5 years?
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Q1. What is pressure vessel
Ans. 
A pressure vessel is a container designed to hold gases or liquids at a pressure substantially different from the ambient pressure.
• Pressure vessels are used in various industries such as oil and gas, chemical, pharmaceutical, and food processing.

• They are designed to withstand high pressures and are typically cylindrical or spherical in shape.

• Examples include boilers, storage tanks, and compressed air tanks.
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Q2. How to design shell
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Designing a shell involves considering factors like material, shape, size, and functionality.
• Consider the material of the shell - metal, plastic, or composite

• Determine the shape of the shell based on the intended use - cylindrical, spherical, conical, etc.

• Decide on the size of the shell to accommodate the contents it will hold

• Design the shell with the necessary functionality in mind - openings, closures, ventilation, e
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Q1. Write unit testing for adding two nimbers
Ans. 
Unit testing for adding two numbers
• Create a test case with two numbers and expected sum

• Call the function that adds two numbers

• Assert that the result matches the expected sum
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Q1. Explain challenge you faced in your last project
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Q1. Salary expectations
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