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Mass Transfer

Mass Transfer
Extraction of pencillin employs a __________ extraction coloumn.

Packed
None of these
Centrifugal
Plate

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Mass Transfer
Flash distillation is suitable for the separation of components

Having very close boiling points
Which form maximum boiling azeotrope
Having very wide boiling points
Which form minimum boiling azeotrope

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Mass Transfer
Mass transfer co-efficient is directly proportional to DAB according to the __________ theory.

Penetration
Film
Surface-renewal
None of these

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Mass Transfer
A good solvent used for absorption should not have very high

Freezing point
Viscosity
All of these
Vapor pressure

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Mass Transfer
When the mixture to be distilled has a very high boiling point and the product material is heat sensitive, the separation technique to be used is __________ distillation.

Steam
Azerotropic
Continuous
None of these

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

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

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