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Mass Transfer

Mass Transfer
__________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction.

Spray
Bubble
Tray
Packed

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Mass Transfer
Under conditions of flooding in packed tower, the gas pressure drop

Remains constant
Decreases rapidly
Is maximum
Increases rapidly

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Mass Transfer
Swenson-Walker crystalliser is a __________ unit

Continuous
Semi-batch
Cooling (adiabatic)-cum-evaporation
Batch

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Mass Transfer
Which of the following is not a batch drier?

Agitated pan drier
Vacuum shelf drier
Fluidised bed drier
Truck drier

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

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

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Mass Transfer
Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases.

Physical properties
Chemical properties
Interfacial area
Degree of turbulence

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