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Mass Transfer

Mass Transfer
Rayleigh's equation applies to __________ distillation.

Steam
Flash
Continuous
Differential

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Mass Transfer
Schimdt number and Lewis number for pure air at atmospheric conditions are respectively

>1 and ≈ 1
< 1 and ≈ 1
0 and ≈ 1
1 and 0

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Mass Transfer
Which of the following is used for the concentration of rubber latex?

Short tube evaporator
Calendria
Agitated film evaporator
Long tube vertical evaporator

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Mass Transfer
The-relative volatility for separation of a non-ideal binary mixture by distillation should be

< 1
> 1
1

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Mass Transfer
If the path of liquid across the plate is very long as in case of large diameter tower, Murphree efficiency can be __________ percent.

< 100
100
None of these
> 100

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Mass Transfer
In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor.

Neither A nor B
Increases with increase in
Both A and B
Is one at unity value of

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