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Mass Transfer

Mass Transfer
Cox chart is useful in the design of

Distillation column
Dryer
Crystalliser
Evaporator

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Mass Transfer
Lewis number (Le) is

Sc x Pr
Pr x St
Sh x Pr
St x Sh

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Mass Transfer
Decoction refers to the use of solvent

None of these
At ambient temperature
In its vapor form
At its boiling point

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Mass Transfer
In rectifying section of a continuous distillation column, the

Vapour is enriched with high boilers
Vapour is enriched with low boilers
Liquid is stripped of high boilers
None of these

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Mass Transfer
During constant rate drying period, vaporisation rate per unit drying surface area

Increases with time
Does not change with time
Does not affect the moisture content of the wet solid
Decreases with time

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Mass Transfer
Minimum possible diameter of a packed coloumn is decided mainly by the

Liquid hold up
Flooding
Gas viscosity
Liquid density

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MORE MCQ ON Mass Transfer

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