CHEMICAL ENGINEERING | Heat Transfer

Fruit juice (a heat sensitive material) can be concentrated in a __________ evaporator.

Byadmin August 23, 2022

Question: Fruit juice (a heat sensitive material) can be concentrated in a __________ evaporator.
[A].

long tube

[B].

falling film

[C].

high pressure

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Process

Liquefaction of gases can not be done by

Question: Liquefaction of gases can not be done by
[A].

exchange of heat with colder stream.
[B].
adiabatic expansion through a throttle valve (Joule-Thomson expansion).
[C].
merely compressing it beyond critical pressure.
[D].
adiabatic expansion against a piston or in a turbine.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Liquefaction of gases can not be done by
Heat Transfer

When heat is Transferred by molecular collision, it is referred to as heat transfer by __________________?

When heat is Transferred by molecular collision, it is referred to as heat transfer by __________________?

A. conduction
B. convection
C. radiation
D. scattering
E. convection and radiation

Read More When heat is Transferred by molecular collision, it is referred to as heat transfer by __________________?
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature.

Question: Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature.
[A].

decreases
[B].
increases
[C].
remains constant
[D].
decreases logarithmically

Answer: Option B

Explanation:

No answer description available for this question.

Read More Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Brinell hardness number (BHN) of a material is a number, which has

Question: Brinell hardness number (BHN) of a material is a number, which has
[A].

no dimension.
[B].
unit of length.
[C].
unity of force/area.
[D].
unit of force/length.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Brinell hardness number (BHN) of a material is a number, which has
CHEMICAL ENGINEERING | Chemical Engineering Basics

FeO (s) + CO (g) = Fe (s) + CO2 (g), k = 0. 435 at 1173E; At equilibrium, what will be the number of moles of CO gas required to reduce one mole of FeO at 1173 K?

Question: FeO (s) + CO (g) = Fe (s) + CO2 (g), k = 0. 435 at 1173E; At equilibrium, what will be the number of moles of CO gas required to reduce one mole of FeO at 1173 K?
[A].

1.0
[B].
1.3
[C].
2.3
[D].
3.3

Answer: Option D

Explanation:

No answer description available for this question.

Read More FeO (s) + CO (g) = Fe (s) + CO2 (g), k = 0. 435 at 1173E; At equilibrium, what will be the number of moles of CO gas required to reduce one mole of FeO at 1173 K?
CHEMICAL ENGINEERING | Chemical Reaction Engineering

In a reversible reaction, a catalyst increases the rate of forward reaction

Question: In a reversible reaction, a catalyst increases the rate of forward reaction
[A].

only.
[B].
to a greater extent than that of the backward reaction.
[C].
and decreases that of the backward reaction.
[D].
and the backward reaction equally.

Answer: Option D

Explanation:

No answer description available for this question.

Read More In a reversible reaction, a catalyst increases the rate of forward reaction

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