CHEMICAL ENGINEERING | Chemical Engineering Basics

Absorptivity of a grey body varies with the

Byadmin July 30, 2022

Question: Absorptivity of a grey body varies with the
[A].

wavelength of the incident ray.

[B].

temperature

[C].

both’a’ & ‘b’

[D].

neither ‘a’ nor ‘b’

Answer: Option D

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Basics

Internal cracks in drawn bars are due to

Question: Internal cracks in drawn bars are due to
[A].

secondary tensile stresses.
[B].
temperature gradient in the work piece.
[C].
heated dies and grips.
[D].
internal compressive residual stress.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Internal cracks in drawn bars are due to
CHEMICAL ENGINEERING | Chemical Process

Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction.

Question: Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction.
[A].

endothermic
[B].
exothermic
[C].
irreversible
[D].
both (b) and (c)

Answer: Option D

Explanation:

No answer description available for this question.

Read More Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction.
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam.

Question: Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam.
[A].

Bomb
[B].
Separating
[C].
Bucket
[D].
Throttling

Answer: Option A

Explanation:

No answer description available for this question.

Read More Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam.
Chemical Engineering Basics

The minimum and the maximum number of members required to form a Private Limited Joint Stock Company are respectively __________________?

The minimum and the maximum number of members required to form a Private Limited Joint Stock Company are respectively __________________?

A. 7 and 30
B. 10 and 50
C. 2 and 50
D. 13 and 55

Read More The minimum and the maximum number of members required to form a Private Limited Joint Stock Company are respectively __________________?
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Forward reaction will be favoured for the exothermic reaction, represented by CO + H2O CO2 + H2, by

Question: Forward reaction will be favoured for the exothermic reaction, represented by CO + H2O CO2 + H2, by
[A].

low temperature and high pressure.
[B].
low temperature and low pressure.
[C].
high temperature and high pressure.
[D].
high temperature and low pressure.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Forward reaction will be favoured for the exothermic reaction, represented by CO + H2O CO2 + H2, by
CHEMICAL ENGINEERING | Chemical Engineering Plant Economics

Most chemical plants use an initial working capital amounting to 10-20% of the total capital investment. But this percentage may increase to __________ percent in case of seasonal products manufacturing plant.

Question: Most chemical plants use an initial working capital amounting to 10-20% of the total capital investment. But this percentage may increase to __________ percent in case of seasonal products manufacturing plant.
[A].

30
[B].
50
[C].
75
[D].
95

Answer: Option B

Explanation:

No answer description available for this question.

Read More Most chemical plants use an initial working capital amounting to 10-20% of the total capital investment. But this percentage may increase to __________ percent in case of seasonal products manufacturing plant.

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