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Mass Transfer

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

Linear
Exponential
Inverse
Logarithmic

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Mass Transfer
In a binary system, separation is very efficient, when the relative volatility is

0.5
1
< 1
> 1

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Mass Transfer
Out of the following gas-liquid contacting devices, for a given set of operating conditions, gas pressure drop is the least in __________ tower.

Bubble cap
Packed
Wetted wall
Perforated tray

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Mass Transfer
Absorption (liquid-gas system) with evolution of heat as compared to isothermal absorption results in

Large number of trays
All of these
Decreased solute solubility
Large minimum liquid to gas (L/G) ratio

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Mass Transfer
As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages

Remain unchanged
Can either increase or decrease, depends on the system
Increase
Decrease

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Mass Transfer
When the feed to a distillation column is a saturated liquid, slope of the feed line is

Zero
Unity
None of these
Infinity

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