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Mass Transfer

Mass Transfer
The dew point of a saturated gas phase equals the __________ temperature.

Room
None of these
Wet bulb
Gas

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Mass Transfer
In liquid-liquid extraction, the number of phases at plait point is

2
1
3
4

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Mass Transfer
Which of the following parameters remains almost constant during adiabatic saturation of unsaturated air?

Wet bulb temperature
Dry bulb temperature
Dew point
None of these

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Mass Transfer
Plate efficiency in a distillation column is reduced due to the __________ of liquid.

Foaming
Weeping & dumping
All of these
Entrainment

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Mass Transfer
During bottling of cold drinks (e.g. Pepsi), the main resistance to mass transfer for the absorption of carbon dioxide in water lies in the

Liquid-gas interface
Gas film
None of these
Liquid film

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Mass Transfer
Schimdt number and Lewis number for pure air at atmospheric conditions are respectively

>1 and ≈ 1
< 1 and ≈ 1
0 and ≈ 1
1 and 0

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