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Mass Transfer

Mass Transfer
When the temperature and humidity of air is low, we usually use __________ draft cooling tower.

Induced
Forced
None of these
Natural

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Mass Transfer
Chemisorption (chemical adsorption) is

Same as "Van der Waals" adsorption
An irreversible phenomenon
Characterised by adsorption of heat
A reversible phenomenon

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Mass Transfer
Which of the following adsorbent is used to decolourise yellow glycerine?

Fuller
Silica gel
Alumina
Activated carbon

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Mass Transfer
Degree of freedom for leaching and solvent extraction process is

3
2
1

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Mass Transfer
According to Poiseuille's law, the permeability for gas flow through a capillary is proportional to (where, μ = gas viscosity)

μ
1/μ
μ²
√μ

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

Mixer settler
Spray column
Baffle tower
Pulse column

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