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Ferric stainless steels compared to austenitic stainless steels

Question: Ferric stainless steels compared to austenitic stainless steels
[A].

have lower corrosion resistance.

[B].

are harder to fabricate.

[C].

are less ductile and hence less suitable for cold pressing.

[D].

all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

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Evaporator used for concentrating tomato juice is made of

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Evaporator used for concentrating tomato juice is made of
[A].

nickel

[B].

brass

[C].

stainless steel-glass lined

[D].

cast iron-rubber lined

Answer: Option C

Explanation:

No answer description available for this question.

Evaporator used for concentrating tomato juice is made of Read More »

CHEMICAL ENGINEERING, Materials and Construction

In liquid extraction, if the selectivity is unity, then

CHEMICAL ENGINEERING, Mass Transfer / admin

Question: In liquid extraction, if the selectivity is unity, then
[A].

separation of the constituents is the most effective.

[B].

no separation will occur.

[C].

amount of solvent required will be minimum.

[D].

solvent flow rate should be very low.

Answer: Option B

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING, Mass Transfer

In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of
[A].

stainless steel

[B].

cast iron

[C].

lead lined steel

[D].

rubber lined steel

Answer: Option B

Explanation:

No answer description available for this question.

In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of Read More »

CHEMICAL ENGINEERING, Materials and Construction

In the Kraft process of sulphate paper pulp manufacture, the black liquor and the white liquor storage tank is made of

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: In the Kraft process of sulphate paper pulp manufacture, the black liquor and the white liquor storage tank is made of
[A].

concrete

[B].

wood

[C].

steel

[D].

porcelain

Answer: Option C

Explanation:

No answer description available for this question.

In the Kraft process of sulphate paper pulp manufacture, the black liquor and the white liquor storage tank is made of Read More »

CHEMICAL ENGINEERING, Materials and Construction

Liquid ammonia is shipped in __________ containers.

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Liquid ammonia is shipped in __________ containers.
[A].

steel

[B].

aluminium

[C].

glass

[D].

lead lined

Answer: Option C

Explanation:

No answer description available for this question.

Liquid ammonia is shipped in __________ containers. Read More »

CHEMICAL ENGINEERING, Materials and Construction

Carbon percentage in medium carbon steel is around

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Carbon percentage in medium carbon steel is around
[A].

0.1 to 0.35

[B].

0.35 to 0.5

[C].

0.8 to 1.4

[D].

1 to 1. 5

Answer: Option B

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING, Materials and Construction

Low carbon steels are those in which carbon percentage is around

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Low carbon steels are those in which carbon percentage is around
[A].

0.1 to 0.35

[B].

0.4 to 0.7

[C].

0.8 to 1.5

[D].

1.5 to 2

Answer: Option A

Explanation:

No answer description available for this question.

Low carbon steels are those in which carbon percentage is around Read More »

CHEMICAL ENGINEERING, Materials and Construction

With increase in the carbon percentage in the steel, its

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: With increase in the carbon percentage in the steel, its
[A].

hardness increases.

[B].

ductility reduces.

[C].

tensile strength increases.

[D].

all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

With increase in the carbon percentage in the steel, its Read More »

CHEMICAL ENGINEERING, Materials and Construction

Lead alone is not used in storing equipment, because it

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Lead alone is not used in storing equipment, because it
[A].

is very costly.

[B].

corrodes easily.

[C].

is having low creep strength.

[D].

none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Lead alone is not used in storing equipment, because it Read More »

CHEMICAL ENGINEERING, Materials and Construction

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