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Black liquor is converted into white liquor by

CHEMICAL ENGINEERING, Chemical Process / admin

Question: Black liquor is converted into white liquor by
[A].

evaporation and burning the concentrate followed by causticisation of products.

[B].

multi-effect evaporation only.

[C].

selective liquid extraction.

[D].

extractive distillation.

Answer: Option A

Explanation:

No answer description available for this question.

Black liquor is converted into white liquor by Read More »

Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent.

CHEMICAL ENGINEERING, Chemical Process / admin

Question: Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent.
[A].

[B].

[C].

[D].

Answer: Option B

Explanation:

No answer description available for this question.

Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent. Read More »

CHEMICAL ENGINEERING, Chemical Process

In sulphate pulp manufacture, the pressure and temperature in the digestor is

CHEMICAL ENGINEERING, Chemical Process / admin

Question: In sulphate pulp manufacture, the pressure and temperature in the digestor is
[A].

10 atm., 800 °C

[B].

10 atm., 170-180°C

[C].

1 atm., 170 – 180°C

[D].

l atm., 800°C

Answer: Option B

Explanation:

No answer description available for this question.

In sulphate pulp manufacture, the pressure and temperature in the digestor is Read More »

CHEMICAL ENGINEERING, Chemical Process

Even if it rains I shall come means ……

Completing Statements, Verbal Ability / admin

Question: Even if it rains I shall come means ……
[A].

if I come it will not rain

[B].

if it rains I shall not come

[C].

I will certainly come whether it rains or not

[D].

whenever there is rain I shall come

Answer: Option C

Explanation:

No answer description available for this question.

Even if it rains I shall come means …… Read More »

Completing Statements, Verbal Ability

Digestion of wood-base materials (for manufacture of pulp) is done to

CHEMICAL ENGINEERING, Chemical Process / admin

Question: Digestion of wood-base materials (for manufacture of pulp) is done to
[A].

remove lignin.

[B].

produce long fibres.

[C].

prevent deterioration on storage.

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Digestion of wood-base materials (for manufacture of pulp) is done to Read More »

CHEMICAL ENGINEERING, Chemical Process

Aryl benzene sulphonate (ABS) is a

CHEMICAL ENGINEERING, Chemical Process / admin

Question: Aryl benzene sulphonate (ABS) is a
[A].

detergent.

[B].

plasticiser for unsaturated polyester.

[C].

starting material for the synthesis of glycerine.

[D].

coating ingredient for photographic film.

Answer: Option A

Explanation:

No answer description available for this question.

Aryl benzene sulphonate (ABS) is a Read More »

CHEMICAL ENGINEERING, Chemical Process

Fluorescent dyes are added in detergents to

CHEMICAL ENGINEERING, Chemical Process / admin

Question: Fluorescent dyes are added in detergents to
[A].

act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics.

[B].

attain distinctiveness from other brands.

[C].

act as tarnish inhibitor for metals like German silver.

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Fluorescent dyes are added in detergents to Read More »

CHEMICAL ENGINEERING, Chemical Process

Hydrophilic group of a soap or detergent solution is

CHEMICAL ENGINEERING, Chemical Process / admin

Question: Hydrophilic group of a soap or detergent solution is
[A].

water hating

[B].

soil loving

[C].

water loving

[D].

none of these

Answer: Option C

Explanation:

No answer description available for this question.

Hydrophilic group of a soap or detergent solution is Read More »

CHEMICAL ENGINEERING, Chemical Process

Who among the following is seated between E and H ?

Seating Arrangement, Verbal Reasoning / admin

Question: Who among the following is seated between E and H ?
[A].

[B].

[C].

[D].

Cannot be determined

Answer: Option C

Explanation:

K is seated between E and H.

Who among the following is seated between E and H ? Read More »

Seating Arrangement, Verbal Reasoning

Carboxymethyl cellulose (CMC) is added in detergents to

CHEMICAL ENGINEERING, Chemical Process / admin

Question: Carboxymethyl cellulose (CMC) is added in detergents to
[A].

prevent redeposition of soil on cleaned surface.

[B].

act as optical brightening agent.

[C].

inhibit corrosion in washing machines made of aluminium,

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Carboxymethyl cellulose (CMC) is added in detergents to Read More »

CHEMICAL ENGINEERING, Chemical Process

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