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Mass Transfer

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

1
?
None of these

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Mass Transfer
In most of the vacuum crystalliser, vacuum is generally produced by means of a

Steam jet ejector with a barometric condenser
Suction pump
Compressed air jet
None of these

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Mass Transfer
The amount of steam required per unit quantity of distillate in case of steam distillation will be reduced by

Neither A nor B
Lowering the total pressure
Raising the temperature
Both A & B

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Mass Transfer
For contacting a highly soluble gas with a liquid

Spray the liquid on gas stream
Bubble the gas through liquid
None of the listed here
Both of the options given here

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Mass Transfer
Steady state equimolal counter diffusion occurs in case of

Leaching
Liquid-liquid extraction
Absorption
Binary phase distillation

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Mass Transfer
Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer.

Very much less
More than
Same as
Less than

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