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Mass Transfer

Mass Transfer
Tea percolation employs

None of these
Liquid-liquid extraction
Leaching
Absorption

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Mass Transfer
Dried finished product sampled from various parts of a __________ dryer exhibits non-uniformity in the moisture content.

None of these
Freeze
Tray
Rotary

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

Indirect tray
Freeze
None of these
Spray

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Mass Transfer
To increase the absorption factor, (where, G = gas flow rate, S = solvent flow rate)

Decrease both 'G' and 'S'
Increase 'S' and decrease 'G'
Increase both 'G' and 'S'
Increase 'G' and decrease 'S'

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

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

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Mass Transfer
Wetted wall tower experiment determines the

Mass transfer co-efficient
Molal diffusivity
None of these
Volumetric co-efficient

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