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Mass Transfer

Mass Transfer
Rayleigh's equation applies to __________ distillation.

Steam
Continuous
Differential
Flash

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Mass Transfer
Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer.

Same as
More than
Very much less
Less than

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Mass Transfer
What is the degree of freedom of an absorption process in which only one component is transferred between phases?

4
1
3
2

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Mass Transfer
Components, having widely different boiling point in a binary mixture, can be separated using __________ distillation.

Extractive
Molecular
Simple
Steam

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Mass Transfer
For a binary mixture with low relative volatility,

Use steam distillation
Use high pressure distillation
Use molecular distillation
An azeotrope may be formed during distillation

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Mass Transfer
Which of the following decreases during evaporative cooling process with recirculated water supply?

Wet bulb temperature
Partial pressure of vapour
None of these
Relative humidity

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