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Mass Transfer

Mass Transfer
__________ columns are used for liquid dispersion in a continuous gas phase.

Pulse
Bubble cap
Sieve plate
Packed

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Mass Transfer
Only small amount of evaporation of water produces large cooling effects because of its

Large latent heat
Small latent heat
Low viscosity
None of these

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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
A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height.

90-100
44119
70-80
30-40

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Mass Transfer
Sand is dried in foundaries in a___drier.

Vacuum
Spray
Rotary
Fluidisedbed

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Mass Transfer
Azeotropism for ethyl alcohol-water system disappears by

Increasing pressure
No means
Decreasing pressure
Increasing temperature

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