Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases.

Byadmin August 29, 2022

Question: Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases.
[A].

chemical properties

[B].

physical properties

[C].

degree of turbulence

[D].

interfacial area

Answer: Option A

Explanation:

No answer description available for this question.

Mass Transfer

At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid _______________ that in dry packed tower ?

At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid _______________ that in dry packed tower ?

A. Is greater than
B. Is lower than
C. Is same as
D. Cannot be predicted as data are insufficient

Read More At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid _______________ that in dry packed tower ?
CHEMICAL ENGINEERING | Environmental Engineering

Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid ilow control. It is caused due to

Question: Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid ilow control. It is caused due to
[A].

Reynold stresses
[B].
shear forces
[C].
both (a) & (b)
[D].
neither (a) nor (b)

Answer: Option C

Explanation:

No answer description available for this question.

Read More Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid ilow control. It is caused due to
CHEMICAL ENGINEERING | Chemical Engineering Basics

For the irreversible reaction, Ca+ 2C = Ca C2 , Δ H°298 = – 60000 J . mole-1 . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

Question: For the irreversible reaction, Ca+ 2C = Ca C2 , Δ H°298 = – 60000 J . mole-1 . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be
[A].

30000 J
[B].
60000 J
[C].
90000 J
[D].
240000 J

Answer: Option C

Explanation:

No answer description available for this question.

Read More For the irreversible reaction, Ca+ 2C = Ca C2 , Δ H°298 = – 60000 J . mole-1 . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be
Mass Transfer

Which of the following is directly concerned with Psychrometry ?

Which of the following is directly concerned with Psychrometry ?

A. Lewis relationship
B. Galileo number
C. Weber number
D. Dean number

Read More Which of the following is directly concerned with Psychrometry ?
Mass Transfer

McCabe-Thiele method of binary distillation does not assume that the__________________?

McCabe-Thiele method of binary distillation does not assume that the__________________?

A. Sensible heat changes are negligible compared with latent heat changes
B. Molar latent heats of all components are equal
C. Heat of mixing is negligible
D. None of these

Read More McCabe-Thiele method of binary distillation does not assume that the__________________?
CHEMICAL ENGINEERING | Chemical Engineering Basics

__________ has a negative co-efficient of linear expansion.

Question: __________ has a negative co-efficient of linear expansion.
[A].

Iron
[B].
Copper
[C].
Rubber
[D].
Nickel

Answer: Option B

Explanation:

No answer description available for this question.

Read More __________ has a negative co-efficient of linear expansion.

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