CHEMICAL ENGINEERING | Chemical Process

Parathion and Malathion are

Byadmin August 10, 2022

Question: Parathion and Malathion are
[A].

pesticides.

[B].

plasticisers for unsaturated polysters.

[C].

pain-relieving drugs (analgesic).

[D].

tranquilisers.

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Mass Transfer

In most of the vacuum crystalliser, vacuum is generally produced by means of a

Question: In most of the vacuum crystalliser, vacuum is generally produced by means of a
[A].

suction pump
[B].
compressed air jet
[C].
steam jet ejector with a barometric condenser
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

Read More In most of the vacuum crystalliser, vacuum is generally produced by means of a
CHEMICAL ENGINEERING | Heat Transfer

“The ratio of the total emissive power to the absorptivity for all bodies is same at ther-mal equilibrium”. This is __________ law.

Question: “The ratio of the total emissive power to the absorptivity for all bodies is same at ther-mal equilibrium”. This is __________ law.
[A].

Kirchoffs
[B].
Planck’s
[C].
Wien’s displacement
[D].
Stefan-Boltzman

Answer: Option A

Explanation:

No answer description available for this question.

Read More “The ratio of the total emissive power to the absorptivity for all bodies is same at ther-mal equilibrium”. This is __________ law.
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

As the time is passing, entropy of the universe

Question: As the time is passing, entropy of the universe
[A].

is increasing
[B].
is decreasing
[C].
remains constant
[D].
data insufficient, can’t be predicted

Answer: Option A

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Fertiliser Technology

Nitrolime is chemically known as

Question: Nitrolime is chemically known as
[A].

calcium nitrate
[B].
ammonium nitrate
[C].
calcium ammonium nitrate (CAN)
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Fuels and Combustion

Hard pitch is used for making

Question: Hard pitch is used for making
[A].

pulverised fuel
[B].
perfumes
[C].
insecticides
[D].
plastics

Answer: Option A

Explanation:

No answer description available for this question.

Read More Hard pitch is used for making
CHEMICAL ENGINEERING | Chemical Engineering Basics

Electrometallurgical methods of metal extraction is normally used for those metals

Question: Electrometallurgical methods of metal extraction is normally used for those metals
[A].

whose oxide/ore is not reduced by carbon.
[B].
which fall in the category of alkali & alkaline earth metals.
[C].
which stands higher in the electrochemical series of the metal.
[D].
all (a), (b) & (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More Electrometallurgical methods of metal extraction is normally used for those metals

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