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Mass Transfer

Mass Transfer
Small dia distillation column can be a

Bubble cap
Sieve tray
Packed column
Any of these

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Mass Transfer
Make up water is supplied during cooling tower operation to compensate for water losses due to

All of these
Evaporation
Entrainment
Blowdown

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Mass Transfer
In distillation column design, the McCabe-Thiele procedure is inadequate and a Ponchan-Savarit procedure is needed, when

The latent heat of vaporisation of the more and less volatile components are greatly different
An azeotrope forms
Saturated feed is not used
A total condenser is used

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Mass Transfer
Which of the following remains constant during sensible cooling process ?

Specific humidity & Partial pressure of vapour
Specific humidity
None of the listed here
Partial pressure of vapour

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Mass Transfer
Pick out the system with maximum boiling azeotrope at 1 atm.

Ethyl alcohol-water
None of these
Acetone chloroform
Benzene-ethyl alcohol

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Mass Transfer
Separation of two or more components of a liquid solution can not be achieved by

Liquid extraction
Evaporation
Absorption
Fractional crystallisation

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