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Mass Transfer

Mass Transfer
Absorption factor, for a fixed degree of absorption from a fixed amount of gas should be

≤ 1
1
> 1
< 1

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Mass Transfer
Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation.

Vacuum
Atmospheric
High pressure
None of these

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

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

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Mass Transfer
The equipment used in the extraction of highly corrosive radio active liquids is

Mixer settler
Baffle tower
Pulse column
Spray column

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Mass Transfer
Surface renewal model of mass transfer was enunciated by

Stefan
Fick
Toor and Marchello
Danckwerts

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Mass Transfer
Physical absorption is

A reversible phenomenon
Both B & C
Accompanied by evolution of heat
An irreversible phenomenon

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