Mass Transfer

Question: At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant
[A].

increases

[B].

decreases

[C].

remains unchanged

[D].

increases exponentially

Answer: Option B

Explanation:

No answer description available for this question.

Question: With increase in temperature, the mutual solubility of two liquids
[A].

increases

[B].

decreases

[C].

remains unchanged

[D].

decreases exponentially

Answer: Option A

Explanation:

No answer description available for this question.

Question: Separation of a mixture of two gases by absorption in the liquid solvent depends upon the difference in their
[A].

viscosity

[B].

density

[C].

solubility

[D].

relative volatility

Answer: Option C

Explanation:

No answer description available for this question.

Question: Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of
[A].

mass diffusivity to momentum diffusivity.

[B].

thermal diffusivity to mass diffusivity.

[C].

momentum diffusivity to thermal diffusivity.

[D].

none of these.

Answer: Option B

Explanation:

No answer description available for this question.

Question: Mass transfer co-efficient varies as DAB0.5, according to the __________ theory.
[A].

film

[B].

surface renewal

[C].

penetration

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.