CHEMICAL ENGINEERING | Materials and Construction

Balls in a ball mill are usually made of

Byadmin August 29, 2022

Question: Balls in a ball mill are usually made of
[A].

steel

[B].

cast iron

[C].

stainless steel

[D].

bronze

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Process

Dechlorination of treated water is necessary to

Question: Dechlorination of treated water is necessary to
[A].

remove residual turbidity.
[B].
reduce the bacterial load on filter.
[C].
control taste and odour.
[D].
remove chlorinous taste.

Answer: Option D

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Engineering Basics

Normalising of a casting does not

Question: Normalising of a casting does not
[A].

induce stresses in it.
[B].
refine its grain structure.
[C].
reduce seggregation.
[D].
improve its mechanical properties.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Normalising of a casting does not
CHEMICAL ENGINEERING | Mass Transfer

With increase in temperature, the solubility of gases in liquids, at fixed pressure

Question: With increase in temperature, the solubility of gases in liquids, at fixed pressure
[A].

increases
[B].
decreases
[C].
remains same
[D].
either (a) or (b), depends on the system

Answer: Option B

Explanation:

No answer description available for this question.

Read More With increase in temperature, the solubility of gases in liquids, at fixed pressure
CHEMICAL ENGINEERING | Chemical Engineering Basics

A common disinfectant used in village wells for disinfection of water is

Question: A common disinfectant used in village wells for disinfection of water is
[A].

free chlorine
[B].
bromine
[C].
iodine
[D].
potassium permanganate

Answer: Option D

Explanation:

No answer description available for this question.

Read More A common disinfectant used in village wells for disinfection of water is
CHEMICAL ENGINEERING | Heat Transfer

In Fourier’s law, the proportionality constant is called the

Question: In Fourier’s law, the proportionality constant is called the
[A].

heat transfer co-efficient
[B].
thermal diffusivity
[C].
thermal conductivity
[D].
Stefan-Boltzman constant

Answer: Option C

Explanation:

No answer description available for this question.

Read More In Fourier’s law, the proportionality constant is called the
CHEMICAL ENGINEERING | Chemical Reaction Engineering

In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure ?

Question: In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure ?
[A].

N2 + O2 2NO
[B].
PCl3 + Cl2 PCl5
[C].
N + 3H2 2NH3
[D].
2SO2 + O2 2SO3

Answer: Option A

Explanation:

No answer description available for this question.

Read More In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure ?

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