CHEMICAL ENGINEERING | Chemical Engineering Plant Economics

Chemical engineering plant cost index is used for finding the present cost of a particular chemical plant, if the cost of similar plant at some time in the past is known. The present cost of the plant = original cost x The most major component of this cost index is

Byadmin August 8, 2022

Question: Chemical engineering plant cost index is used for finding the present cost of a particular chemical plant, if the cost of similar plant at some time in the past is known. The present cost of the plant = original cost x The most major component of this cost index is
[A].

fabricated equipment and machinery.

[B].

process instruments and control.

[C].

pumps and compressor.

[D].

electrical equipments and material.

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Process

Industrial production of chloroform requires acetone and

Question: Industrial production of chloroform requires acetone and
[A].

phosgene
[B].
calcium hypochlorite
[C].
chlorine
[D].
ammonium chloride

Answer: Option B

Explanation:

No answer description available for this question.

Read More Industrial production of chloroform requires acetone and
CHEMICAL ENGINEERING | Mass Transfer

Overall efficiency of the distillation column is

Question: Overall efficiency of the distillation column is
[A].

the ratio of number of ideal plates to actual plates.
[B].
the ratio of number of actual plates to ideal plates.
[C].
same as the Murphree efficiency.
[D].
always more than the point efficiency.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Overall efficiency of the distillation column is
CHEMICAL ENGINEERING | Environmental Engineering

Direct reaction of unsaturated hydrocarbons with either NO or NO2 produces an eye irritating pollutant compound known as

Question: Direct reaction of unsaturated hydrocarbons with either NO or NO2 produces an eye irritating pollutant compound known as
[A].

photochemical smog.
[B].
peroxy acetyl nitrate (PAN) or methyl nitrile.
[C].
benzopyrene.
[D].
poly acrylonitrile

Answer: Option B

Explanation:

No answer description available for this question.

Read More Direct reaction of unsaturated hydrocarbons with either NO or NO2 produces an eye irritating pollutant compound known as
CHEMICAL ENGINEERING | Chemical Reaction Engineering

Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in

Question: Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in
[A].

blood
[B].
saliva
[C].
intestine
[D].
gland

Answer: Option B

Explanation:

No answer description available for this question.

Read More Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is

Question: Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is
[A].

2
[B].
0
[C].
1
[D].
3

Answer: Option A

Explanation:

No answer description available for this question.

Read More Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is
CHEMICAL ENGINEERING | Chemical Engineering Basics

Heat transfer by __________ is almost absent in case of fluidised bed drying operation.

Question: Heat transfer by __________ is almost absent in case of fluidised bed drying operation.
[A].

radiation
[B].
conduction
[C].
convection
[D].
both (b) & (c)

Answer: Option A

Explanation:

No answer description available for this question.

Read More Heat transfer by __________ is almost absent in case of fluidised bed drying operation.

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