CHEMICAL ENGINEERING | Thermodynamics for Chemical

When a gas in a vessel expands, its internal energy decreases. The process involved is________________?

Byadmin March 12, 2019August 30, 2021

When a gas in a vessel expands, its internal energy decreases. The process involved is________________?

A. Reversible
B. Irreversible
C. Isothermal
D. Adiabatic

Thermodynamics for Chemical

Claude gas liquefaction process employs cooling___________________?

Claude gas liquefaction process employs cooling___________________?

A. At constant pressure
B. By throttling
C. By expansion in an engine
D. None of these

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CHEMICAL ENGINEERING | Chemical Engineering Basics

Lead is poured into the joint between two __________ pipes.

Question: Lead is poured into the joint between two __________ pipes.
[A].

mild steel
[B].
concrete
[C].
cast iron
[D].
asbestos cement

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Compressibility factor for almost all the gases are approximately same at the same

Question: Compressibility factor for almost all the gases are approximately same at the same
[A].

pressure and temperature.
[B].
reduced pressure and reduced temperature.
[C].
critical pressure and critical temperature.
[D].
none of these.

Answer: Option B

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Mass Transfer

__________ columns are used for liquid dispersion in a continuous gas phase.

Question: __________ columns are used for liquid dispersion in a continuous gas phase.
[A].

Packed
[B].
Pulse
[C].
Bubble cap
[D].
Sieve plate

Answer: Option A

Explanation:

No answer description available for this question.

Read More __________ columns are used for liquid dispersion in a continuous gas phase.
CHEMICAL ENGINEERING | Chemical Process

Consider the production of ammonia from methene and air as raw materials. The catalyst used are: (i) __________ for steam reforming of methane and (ii) __________ for ammonia synthesis.

Question: Consider the production of ammonia from methene and air as raw materials. The catalyst used are: (i) __________ for steam reforming of methane and (ii) __________ for ammonia synthesis.
[A].

i – Ni/Al2O3; ii – Cu – ZnO/Al2O3
[B].
i – Fe/Al2O3; ii – Cu – ZnO/Al2O3
[C].
i – Ni/Al2O3; ii – Fe/Al2O3
[D].
i – Fe/Al2O3; ii – Ni/Al2O3

Answer: Option C

Explanation:

No answer description available for this question.

Read More Consider the production of ammonia from methene and air as raw materials. The catalyst used are: (i) __________ for steam reforming of methane and (ii) __________ for ammonia synthesis.
CHEMICAL ENGINEERING | Fuels and Combustion

In high temperature carbonisation of coal compared to low temperature carbonisation

Question: In high temperature carbonisation of coal compared to low temperature carbonisation
[A].

yield of ammonia is less.
[B].
aromatic content of tar is low.
[C].
H2 content in the coke oven gas is more.
[D].
calorific value of the coke oven gas is lower.

Answer: Option C

Explanation:

No answer description available for this question.

Read More In high temperature carbonisation of coal compared to low temperature carbonisation

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