CHEMICAL ENGINEERING Archives

For storing water and acid free benzol, use a __________ vessel.

Question: For storing water and acid free benzol, use a __________ vessel.
[A].

steel

[B].

karbate

[C].

stainless steel

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

For storing water and acid free benzol, use a __________ vessel. Read More »

An ideal material of construction for the storage of 50% caustic soda solution would be

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: An ideal material of construction for the storage of 50% caustic soda solution would be
[A].

karbate

[B].

high silicon cast iron

[C].

monel

[D].

none of these

Answer: Option C

Explanation:

No answer description available for this question.

An ideal material of construction for the storage of 50% caustic soda solution would be Read More »

CHEMICAL ENGINEERING, Materials and Construction

Carbon content in steel is __________ percent.

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Carbon content in steel is __________ percent.
[A].

0.1-2

[B].

4-6

[C].

2-4

[D].

0.001-0.01

Answer: Option A

Explanation:

No answer description available for this question.

Carbon content in steel is __________ percent. Read More »

CHEMICAL ENGINEERING, Materials and Construction

White metal is an alloy of

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: White metal is an alloy of
[A].

lead, tin and cadmium

[B].

copper, tin and zinc

[C].

copper and lead

[D].

none of these

Answer: Option D

Explanation:

No answer description available for this question.

White metal is an alloy of Read More »

CHEMICAL ENGINEERING, Materials and Construction

Corrosion resistance of steel is increased by the addition of

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Corrosion resistance of steel is increased by the addition of
[A].

phosphorous and tungsten.

[B].

nickel and chromium.

[C].

lead and vanadium.

[D].

molybdenum and tungsten.

Answer: Option B

Explanation:

No answer description available for this question.

Corrosion resistance of steel is increased by the addition of Read More »

CHEMICAL ENGINEERING, Materials and Construction

Absorption factor method is used to calculate the number of ideal stages, when

CHEMICAL ENGINEERING, Mass Transfer / admin

Question: Absorption factor method is used to calculate the number of ideal stages, when
[A].

operating line lies above the equilibrium line.

[B].

operating line lies below the equilibrium line.

[C].

both operating and equilibrium lines are parallel.

[D].

pressure drop in the column is very high.

Answer: Option C

Explanation:

No answer description available for this question.

Absorption factor method is used to calculate the number of ideal stages, when Read More »

CHEMICAL ENGINEERING, Mass Transfer

Duralumin is an alloy of

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Duralumin is an alloy of
[A].

aluminium, copper and manganese.

[B].

aluminium, nickel and silicon.

[C].

aluminium and nickel.

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Duralumin is an alloy of Read More »

CHEMICAL ENGINEERING, Materials and Construction

Karbate is

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Karbate is
[A].

a mixture of iron dust and saw dust.

[B].

carbon impregnated with resin (usually bakelite).

[C].

an acid resistant material.

[D].

both (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

Karbate is Read More »

CHEMICAL ENGINEERING, Materials and Construction

Iron alloyed with carbon upto 2% is called

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Iron alloyed with carbon upto 2% is called
[A].

pig iron

[B].

wrought iron

[C].

high carbon steel

[D].

none of these

Answer: Option D

Explanation:

No answer description available for this question.

Iron alloyed with carbon upto 2% is called Read More »

CHEMICAL ENGINEERING, Materials and Construction

Bog iron used for the adsorption of H2S from coke oven gas is

CHEMICAL ENGINEERING, Materials and Construction / admin

Question: Bog iron used for the adsorption of H2S from coke oven gas is
[A].

an intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide).

[B].

iron impregnated with resin (usually bakelite).

[C].

carbon free iron.

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Bog iron used for the adsorption of H2S from coke oven gas is Read More »

CHEMICAL ENGINEERING, Materials and Construction