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Mass Transfer

Mass Transfer
The slope of the operating line for a single component co-current absorber when plotted in terms of mole ratio units is

+ve
∞
-ve

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Mass Transfer
Unsaturated air (with dry bulb and wet bulb temperatures being 45°C and 25°C respectively) is passed through a water spray chamber maintained at 23°C. The air will be cooled and

None of these
Dehumidified
Humidified with wet bulb temperature decreasing
Humidified at constant wet bulb temperature

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Mass Transfer
If the path of liquid across the plate is very long as in case of large diameter tower, Murphree efficiency can be __________ percent.

< 100
None of these
100
> 100

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Mass Transfer
An azeotropic mixture is a __________ mixture.

Constant boiling point
None of these
Binary
Ternary

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Mass Transfer
Unit operation involved in the prilling of urea is

Drying
Both B and C
Crystallisation
Evaporation

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Mass Transfer
A minimum boiling azeotrope is exemplified by

None of these
Toluene-benzene
Water-isobutyl alcohol
Acetone-carbon disulphide

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