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Mass Transfer

Mass Transfer
Stefan's law describes the mass transfer by

Neither A nor B
Both A & B
Diffusion
Bulk flow

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Mass Transfer
In McCabe-Thiele method, at infinite reflux ratio

The overhead product is minimum
Both the operating lines coincide with diagonal
Neither A nor B
Both A & B

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Mass Transfer
Rotary dryers cannot handle __________ materials.

Sticky
Dry
Grannular
Free flowing

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Mass Transfer
In a binary distillation column, if the feed contains 40 mole % vapour, the q line will have a slope of

-0.6
1.5
-1.5
0.6

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Mass Transfer
In case of liquids, the binary diffusivity is proportional to (where, T = temperature)

T
T²
√T
1/T

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Mass Transfer
At constant pressure, with increase of temperature, the dew point will

Decrease
Remain unchanged
Increase
Increase/decrease ; depends on the temperature

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