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Updated by 62144596 on Jun 03, 2014
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123 Interview Questions InBTech& BE Chemical Engineering

Here are 123 Interview Questions in BS/BTech/BE Chemical Engineering, especially if you are a fresher. Make sure you prepare for these questions before going for your interview. Also, please do add your own questions below if you think we have missed out any in this list. We would be happy to receive your inputs!

1

Tell us about a recent advancement in chemical engineering that has impressed you.

Tell us about a recent advancement in chemical engineering that has impressed you.
2

Why did you choose chemical engineering?

Why did you choose chemical engineering?
3

Discuss the difference between distillation and fractionation

Discuss the difference between distillation and fractionation
4

How does the fugacity of a fluid affect a distillation column?

How does the fugacity of a fluid affect a distillation column?
5

Bernoulli’s theorem can be applied on gases, but with what limitation and why?

Bernoulli’s theorem can be applied on gases, but with what limitation and why?
6

What is Wilson’s equation?

What is Wilson’s equation?
7

When and why do we use flaring in crude oil refining?

When and why do we use flaring in crude oil refining?
8

Why do we always place hydrogen cylinders in horizontal than vertical positions?

Why do we always place hydrogen cylinders in horizontal than vertical positions?
9

What is the basis of choosing the shell side and tube side fluid?

What is the basis of choosing the shell side and tube side fluid?
10

What are unit process and unit operations? How they are different?

What are unit process and unit operations? How they are different?
11

What softwares do we use in process equipment design?

What softwares do we use in process equipment design?
12

Which is the most important material used for metallic coating to prevent corrosion?

Which is the most important material used for metallic coating to prevent corrosion?
13

What is turkey red oil? Where it is used?

What is turkey red oil? Where it is used?
14

How does chromium improve property of steel when added as an alloy element?

How does chromium improve property of steel when added as an alloy element?
15

Explain the designing of a distillation column.

Explain the designing of a distillation column.
16

Why are normal plastics not biodegradable?

Why are normal plastics not biodegradable?
17

What is chemical potential? What is its significance?

What is chemical potential? What is its significance?
18

What are the basis for selecting deareating operating pressure and temperature?

What are the basis for selecting deareating operating pressure and temperature?
19

What are the functional differences between multiple effect and single effect evaporator?

What are the functional differences between multiple effect and single effect evaporator?
20

How are plate exchangers used in an ammonia refrigeration system?

How are plate exchangers used in an ammonia refrigeration system?
21

How can wet carbon-di-oxide be responsible for corrosion problem in iron-containing materials?

How can wet carbon-di-oxide be responsible for corrosion problem in iron-containing materials?
22

What is happening when paint dries?

What is happening when paint dries?
23

What is an additive?

What is an additive?
24

What is a common failure mechanism for above ground atmospheric storage tanks?

What is a common failure mechanism for above ground atmospheric storage tanks?
25

What are the advantages and disadvantages of using gear pumps?

What are the advantages and disadvantages of using gear pumps?