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Mass Transfer

Mass Transfer
When the psychometric ratio is __________ then the adiabatic saturation temperature and wet bulb temperature becomes equal.

< 1
?
> 1
1

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Mass Transfer
Critical humidity of a solid salt means the humidity

Both A and B
Above Which it will always become dry and below which it will always stay damp
Above which it will always become damp
Below which it will always stay dry

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Mass Transfer
Mass transfer co-efficient is directly proportional to DAB0.5, according to __________ theory.

Penetration
Surface renewal
None of these
Film

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Mass Transfer
Moisture contained by a substance in excess of the equilibrium moisture is called the __________ moisture.

Unbound
Free
Critical
Bound

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Mass Transfer
______ is the separation technique used for desalination of sea water.

Adsorption
Absorption
Thermal diffusion
Reverse osmosis

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Mass Transfer
Azeotropic distillation is employed to separate

High boiling mixture
Heat sensitive materials
Constant boiling mixture
Mixture with very high relative volatility

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