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Mass Transfer

Mass Transfer
Dry bulb temperature of the gas is __________ the wet bulb temperature.

None of these
Equal to
Less than
More than

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Mass Transfer
The ratio of Murphree plate efficiency to point efficiency is 1 in a __________ flow model.

Perfectly mixed
Both plug & perfectly mixed
Plug
None of the listed here

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Mass Transfer
In extractive distillation, solvent is

Of high viscosity to give high tray efficiency
Of high volatility
Added to alter the relative volatility of the mixture
Present in overhead stream

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

Decreases
Increases
Remains unchanged
None of these

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Mass Transfer
Absorption accompanied with chemical reaction is exemplified by the absorption of

Ammonia in water
All of these
Benzol present in coke oven gas by wash oil
SO₂ in alkaline solution

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Mass Transfer
__________ diffusion is used for separating the isotopes of methane.

Thermal
Concentration
Pressure
Force

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