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Mass Transfer

Mass Transfer
Humid volume, at a given temperature is a/an __________ function of humidity.

Linear
Logarithmic
Inverse
Exponential

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Mass Transfer
According to Chilton-Colburn analogy for mass transfer, NSt.NSc2/3 is equal to

F
2f
1/f
F/2

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Mass Transfer
Positive deviation from Raoult's law means a mixture whose total pressure is

Less than that computed for ideality
Greater than that computed for ideality
Less than the sum of the vapour pressure of the components
None of these

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

None of these
Penetration
Surface-renewal
Film

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Mass Transfer
Lewis number (Le) is

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

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Mass Transfer
Which of the following unit operations makes use of Thiele-Geddes equation?

Multicomponent distillation
Solid-liquid extraction
Multicomponent absorption with chemical reaction
Liquid-liquid extraction

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