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Mass Transfer

Mass Transfer
Tea percolation employs

Leaching
Liquid-liquid extraction
Absorption
None of these

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Mass Transfer
If f is defined as above, then which of the following applies to a feed at dew point?

F > 1
F = 1
F < 1
0 < f < 1

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Mass Transfer
Heat sensitive materials like certain pharmaceuticals and food stuffs can be dried in a/an __________ dryer.

Indirect tray
None of these
Freeze
Spray

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Mass Transfer
The dew point of an unsaturated gas-vapor mixture does not depend upon the __________ of the mixture.

All of these
Composition
Temperature
Total pressure

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Mass Transfer
__________ equation applies to diffusivities in liquids.

Wilke and Chang
Hirschfelder
Gilliland
None of these

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Mass Transfer
For experimental determination of mass transfer co-efficient by wetted wall tower, the mass transfer area is

Calculated
Not required
Unknown
Known

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