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Mass Transfer

Mass Transfer
In a binary system, separation is very efficient, when the relative volatility is

< 1
0.5
1
> 1

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Mass Transfer
Packed column distillation is limited to the column __________ metres.

Both A & B
Neither A nor B
Height < 6
Diameter < 0.6

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Mass Transfer
For the same system, if the same liquid used in an absorber is decreased, the tower height will

Remain unaffected
Decrease or increase ; depends on the type of liquid
Increase
Decrease

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Mass Transfer
In McCabe-Thiele method of theoretical plate calculation for a distillation column, the operating lines of stripping and rectifying sections coincide with the diagonal at __________ reflux.

Operating
Maximum permissible
Total
Minimum

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Mass Transfer
In extraction, as the temperature increases, the area of hetrogeneity (area covered by binodal curve)

Increases
None of these
Remains unchanged
Decreases

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Mass Transfer
The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature.

None of these
Dew point
Wet bulb
Dry bulb

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