CHEMICAL ENGINEERING | Mass Transfer

Fenske equation determines the

Byadmin August 29, 2022

Question: Fenske equation determines the
[A].

maximum number of ideal plates.

[B].

height of the distillation column.

[C].

minimum number of theoretical plates.

[D].

optimum reflux ratio.

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Change of state namely evaportation condensation, freezing and melting is an __________ process.

Question: Change of state namely evaportation condensation, freezing and melting is an __________ process.
[A].

isothermal
[B].
adiabatic
[C].
isobaric
[D].
isochoric

Answer: Option A

Explanation:

No answer description available for this question.

Read More Change of state namely evaportation condensation, freezing and melting is an __________ process.
Mass Transfer

The main reason for dividing a tall packed tower into series of small towers is to________________________?

The main reason for dividing a tall packed tower into series of small towers is to________________________?

A. Minimise the overall pressure drop
B. Avoid flooding
C. Reduce liquid hold up
D. Avoid channelling

Read More The main reason for dividing a tall packed tower into series of small towers is to________________________?
Mass Transfer

In the constant rate period of the rate of drying curve for batch drying,_________________?

In the constant rate period of the rate of drying curve for batch drying,_________________?

A. Cracks develop on the surface of the solid
B. Rate of drying decreases abruptly
C. Surface evaporation of unbound moisture occurs
D. None of these

Read More In the constant rate period of the rate of drying curve for batch drying,_________________?
CHEMICAL ENGINEERING | Chemical Reaction Engineering

As the chemical reaction proceeds, the rate of reaction

Question: As the chemical reaction proceeds, the rate of reaction
[A].

increases.
[B].
decreases.
[C].
remains same.
[D].
may increase or decrease depending on the type of reaction.

Answer: Option B

Explanation:

No answer description available for this question.

Read More As the chemical reaction proceeds, the rate of reaction
CHEMICAL ENGINEERING | Chemical Engineering Basics

Often earing defects are found during deep drawing operation, because the

Question: Often earing defects are found during deep drawing operation, because the
[A].

surface finish of the sheet is poor.
[B].
sheet material has been given substantial spring back.
[C].
starting sheet has planer anisotropy due to its texture.
[D].
starting sheet has normal anitropy due to its texture.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Often earing defects are found during deep drawing operation, because the
CHEMICAL ENGINEERING | Chemical Engineering Plant Economics

For a typical project, the cumulative cash flow is zero at the

Question: For a typical project, the cumulative cash flow is zero at the
[A].

end of the project life.
[B].
break even point.
[C].
start up.
[D].
end of the design stage.

Answer: Option B

Explanation:

No answer description available for this question.

Read More For a typical project, the cumulative cash flow is zero at the

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