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Mass Transfer

Mass Transfer
Wet bulb and dry bulb temperatures becomes identical at __________ percent saturation curve.

78
50
None of these
100

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

< 1
> 1
0.5
1

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Mass Transfer
The wet and 'dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be __________ °C.

< 25
> 25
25
-25

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Mass Transfer
The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature.

Dew point
Wet bulb
None of these
Dry bulb

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Mass Transfer
The relative volatility of a binary mixture at constant temperature __________ the total pressure.

Increases with increase in
None of these
Is independent of
Decreases with increase in

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Mass Transfer
What is the degree of freedom of an absorption process in which only one component is transferred between phases?

1
2
3
4

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