CHEMICAL ENGINEERING | Chemical Reaction Engineering

With increase in temperature, the rate constant obeying Arhenious equation

Byadmin August 11, 2022

Question: With increase in temperature, the rate constant obeying Arhenious equation
[A].

increases.

[B].

decreases.

[C].

decreases exponentially.

[D].

can either increase or decrease ; depends on the frequency factor.

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Heat Transfer

Evaporation by thermocompression results in the

Question: Evaporation by thermocompression results in the
[A].

saving of steam.
[B].
realisation of multiple effect economy in a single effect.
[C].
both (a) and (b).
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Mass Transfer

Decoction refers to the use of solvent

Question: Decoction refers to the use of solvent
[A].

at ambient temperature
[B].
at its boiling point
[C].
in its vapor form
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Engineering Plant Economics

Construction expenses are roughly __________ percent of the total direct cost of the plant.

Question: Construction expenses are roughly __________ percent of the total direct cost of the plant.
[A].

2
[B].
10
[C].
30
[D].
50

Answer: Option B

Explanation:

No answer description available for this question.

Read More Construction expenses are roughly __________ percent of the total direct cost of the plant.
CHEMICAL ENGINEERING | Heat Transfer

In a shell and tube heat exchanger, putting a longitudinal baffle across the shell, forces the shell side fluid to pass __________ through the heat exchanger.

Question: In a shell and tube heat exchanger, putting a longitudinal baffle across the shell, forces the shell side fluid to pass __________ through the heat exchanger.
[A].

once
[B].
twice
[C].
thrice
[D].
four times

Answer: Option B

Explanation:

No answer description available for this question.

Read More In a shell and tube heat exchanger, putting a longitudinal baffle across the shell, forces the shell side fluid to pass __________ through the heat exchanger.
CHEMICAL ENGINEERING | Mass Transfer

Back-trapping in a distillation column

Question: Back-trapping in a distillation column
[A].

increases tray efficiency.
[B].
decreases tray efficiency.
[C].
reduces pressure drop.
[D].
is desirable, as it provides improved vapour-liquid contact.

Answer: Option B

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Engineering Basics

A dense structure of grinding wheel is not used for the

Question: A dense structure of grinding wheel is not used for the
[A].

ductile material.
[B].
hard materials.
[C].
brittle materials.
[D].
finishing cuts.

Answer: Option A

Explanation:

No answer description available for this question.

Read More A dense structure of grinding wheel is not used for the

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