CHEMICAL ENGINEERING | Furnace Technology

Operation of blast furnace stove is based on the principles of a __________ furnace.

Byadmin August 19, 2022

Question: Operation of blast furnace stove is based on the principles of a __________ furnace.
[A].

regenerative

[B].

recuperative

[C].

both (a) and (b)

[D].

neither (a) nor (b).

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are

Question: Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are
[A].

always greater than one.
[B].
same at the same reduced temperature.
[C].
same at the same reduced pressure.
[D].
both(b) & (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are
CHEMICAL ENGINEERING | Heat Transfer

During crystallisation, formation of crystal can occur in __________ solution only.

Question: During crystallisation, formation of crystal can occur in __________ solution only.
[A].

saturated
[B].
supersaturated
[C].
undersaturated
[D].
all (a), (b) and (c)

Answer: Option B

Explanation:

No answer description available for this question.

Read More During crystallisation, formation of crystal can occur in __________ solution only.
CHEMICAL ENGINEERING | Chemical Reaction Engineering

If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to

Question: If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to
[A].

the intrinsic activation energy E.
[B].
(E + ED) where ED is activation due to diffusion.
[C].
(E + ED)/2
[D].
ED/2

Answer: Option D

Explanation:

No answer description available for this question.

Read More If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to
CHEMICAL ENGINEERING | Heat Transfer

With increase in temperature, the thermal conductivity of most liquids

Question: With increase in temperature, the thermal conductivity of most liquids
[A].

increases
[B].
decreases
[C].
remains same
[D].
first increases upto a certain temperature and then becomes constant

Answer: Option B

Explanation:

No answer description available for this question.

Read More With increase in temperature, the thermal conductivity of most liquids
CHEMICAL ENGINEERING | Chemical Engineering Basics

Cold cracking in the heat affected zone of a high strength steel weld can take place because of the

Question: Cold cracking in the heat affected zone of a high strength steel weld can take place because of the
[A].

retained austenite.
[B].
martensite formation.
[C].
relatively high sulphur content in the base metal.
[D].
sufficient hydrogen present in the welding arc.

Answer: Option B

Explanation:

No answer description available for this question.

Read More Cold cracking in the heat affected zone of a high strength steel weld can take place because of the
CHEMICAL ENGINEERING | Mass Transfer

For absorbing a sparingly soluble gas in a liquid, the

Question: For absorbing a sparingly soluble gas in a liquid, the
[A].

gas side co-efficient should be increased.
[B].
liquid side coefficient should be increased.
[C].
gas side co-efficient should be decreased.
[D].
liquid side co-efficient should be decreased.

Answer: Option B

Explanation:

No answer description available for this question.

Read More For absorbing a sparingly soluble gas in a liquid, the

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