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Mass Transfer

Mass Transfer
According to Chilton-Colburn analogy for mass transfer, NSt.NSc2/3 is equal to

F
F/2
1/f
2f

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Mass Transfer
The partial pressure distribution of an ideal gas diffusing through another stagnant ideal gas at steady state follows a/an __________ law.

Cubic
Linear
Exponential
Parabolic

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Mass Transfer
Weight of 1 m³ of humid air as compared to 1 m³ of dry air, under the same conditions, is

Unpredictable
Same
Less
More

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Mass Transfer
During constant rate period, the rate of drying decreases with the

Both A & B
Neither A nor B
Decrease in air temperature
Increase in air humidity

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Mass Transfer
1 kg of a saturated aqueous solution of a highly soluble component A at 60°C is cooled to 25°C. The solubility limits of A are (0.6 kgA/kg water) at 60°C and (0.2 kgA/kg water) at 25°C. The amount in kg of the crystals formed is

0.175
0.2
0.25
0.4

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Mass Transfer
'ADDUCTS' and 'CLATHRATES' are used in case of

None of these
Extractive distillation
Crystallisation
Absorption

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