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Mass Transfer

Mass Transfer
The relative volatility of a binary mixture at the azeotropic composition is

∞
> 1
1

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

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

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Mass Transfer
Which of the following is not a continuous drier?

Tray drier
Drum drier
Tunnel drier
Spray drier

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Mass Transfer
For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law.

Either A or B; depends on the gas
Increases
Decreases
Remains same

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Mass Transfer
Schmidt number is given by

Sh x Pe
Μ/ρDAB
Re/Pe
Re.Pe

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Mass Transfer
Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity.

Molal
Relative
Percentage
None of these

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