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Mass Transfer

Mass Transfer
In paper industry, paper is dried in a __________ dryer.

Heated cylinder
Tunnel
Festoon
Conveyor

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Mass Transfer
Liquid diffusivity is of the order of __________ cm² /second.

0.01
0.1
10-5 to 10-6
> 1

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Mass Transfer
With increase in temperature, the leaching rate increases due to

Both A & B
Increased diffusivity
Decreased liquid viscosity
Neither A nor B

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Mass Transfer
Freundlich equation applies to the adsorption of solute from

Concentrated solutions
Gaseous solutions at high pressure
Dilute solutions, over a small concentration range
None of these

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Mass Transfer
The commonly used solvent in supercritical extraction is

Water
Carbon tetrachloride
Methyl ethyl ketone
Carbon dioxide

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Mass Transfer
Steam distillation is used for separation of high boiling

Volatile impurity from still higher boiling substances
Substances from non-volatile impurities
none of the listed here
Both of the options given here

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