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Mass Transfer

Mass Transfer
Free flowing granular materials can be best dried in a __________ drier.

Drun
Rotary
Cylinder
Freeze

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Mass Transfer
In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated.

Extractive
Flash
Molecular
Azeotropic

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Mass Transfer
With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system)

Increases Linearly
Remains unaffected
Decreases
Increases

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Mass Transfer
Which of the following mixtures does not form an azeotrope at atmosheric pressure?

Water-alcohol
None of these
Butyl acetate-water
Methyl alcohol-acetone

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Mass Transfer
Moisture content of a substance when at equilibrium with a given partial pressure of the vapour is called the __________ moisture.

Equilibrium
Unbound
Free
Bound

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Mass Transfer
The expression, y(1 - x)/x(1 - y) is for

Absorption factor
Relative volatility
Selectivity
Murphree efficiency

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