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Mass Transfer

Mass Transfer
The-relative volatility for separation of a non-ideal binary mixture by distillation should be

< 1
1
> 1

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Mass Transfer
The efficiency of a plate column will be maximum, when the flow is ideal __________ the plate.

Neither A nor B
Across
Both A & B
Above

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Mass Transfer
Which of the following is not a continuous leaching equipment?

Bollman extractor
Hydrocyclones
Kennedy extractor
Pachuka tank

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Mass Transfer
As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages

Decrease
Can either increase or decrease, depends on the system
Remain unchanged
Increase

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Mass Transfer
At the boiling point of the liquid at the prevailing pressure, the saturated absolute humidity becomes

None of these
1
?

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Mass Transfer
Which of the following gas-liquid contacting devices incurs the least pressure drop for a particular duty?

Perforated tray tower
Grid tray tower
Wetted wall tower
Bubble cap tower

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