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Mass Transfer

Mass Transfer
Degree of freedom for leaching and solvent extraction process is

3
2
1

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Mass Transfer
Make up water is required in a cooling tower to replace the water lost by

Drift
Blowdown and leakage
Evaporation
All of these

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Mass Transfer
For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law.

Either A or B; depends on the gas
Remains same
Increases
Decreases

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Mass Transfer
Molecular distillation is

High temperature distillation
Both B and C
Very low pressure distillation
For heat-sensitive materials

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Mass Transfer
Extraction of pencillin employs a __________ extraction coloumn.

Packed
Centrifugal
Plate
None of these

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Mass Transfer
In a packed bed absorption column, the channelling will be noted by the

Sharp rise in pressure drop
Sharp drop in pressure drop
Increase in flow rate
None of these

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