Chemical Engineer

Chemical Engineer Interview Questions and Answers for Freshers

Updated 12 Oct 2024
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Q1. What is chemical reaction engineering

Ans.

Chemical reaction engineering is the study of chemical reactions and their design and optimization in industrial processes.

  • It involves the application of chemical kinetics, thermodynamics, and transport phenomena to design and optimize chemical reactors.

  • Chemical reaction engineering is used in industries such as petrochemicals, pharmaceuticals, and food processing.

  • Examples of chemical reactions include combustion, polymerization, and fermentation.

  • The goal of chemical reaction...read more

Q2. How does work chiller

Ans.

A chiller works by removing heat from a liquid through a refrigeration cycle.

  • Chillers use a refrigerant to absorb heat from the liquid being cooled.

  • The refrigerant then goes through a compressor to increase its pressure and temperature.

  • The hot refrigerant is then passed through a condenser where it releases heat to the surroundings.

  • The cooled refrigerant then goes through an expansion valve to reduce its pressure and temperature.

  • Finally, the refrigerant absorbs heat from the ...read more

Q3. What is your college and cgpa

Ans.

I graduated from ABC University with a CGPA of 3.8

  • Graduated from ABC University

  • CGPA of 3.8

  • Received honors for academic performance

Q4. H2so4 full form and consantant

Ans.

H2SO4 stands for sulfuric acid, a highly corrosive and strong acid commonly used in various industrial processes.

  • H2SO4 is the chemical formula for sulfuric acid.

  • It is a colorless, odorless, and highly corrosive liquid.

  • Sulfuric acid is commonly used in the production of fertilizers, dyes, detergents, and explosives.

  • It is also used in the petroleum industry for refining crude oil.

  • Sulfuric acid has a wide range of applications in various industries due to its strong acidic prope...read more

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Q5. Process of cooling tower

Ans.

Cooling towers are heat removal devices used to transfer process waste heat to the atmosphere.

  • Cooling towers use evaporation to remove heat from the water being circulated through the tower.

  • The warm water is pumped to the top of the tower and distributed over the fill or packing material.

  • As the water flows over the fill, it is exposed to air, which causes some of the water to evaporate and remove heat.

  • The cooled water is collected at the bottom of the tower and recirculated b...read more

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