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Mass Transfer

Mass Transfer
In a binary distillation column, if the feed contains 40 mole % vapour, the q line will have a slope of

1.5
-1.5
-0.6
0.6

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Mass Transfer
Steam distillation is used to separate

Azeotropes
Heat sensitive materials
High boiling substances from nonvolatile impurities
Mixtures of low relative volatility

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Mass Transfer
Unit operation involved in the prilling of urea is

Both B and C
Crystallisation
Drying
Evaporation

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Mass Transfer
If f = moles of vapour present per mole of feed, then the slope of feed line is

- 1/f
- f/(1 - f)
- (f - 1)/f
(1 - f)/f

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Mass Transfer
__________ extractor is used for the concentration of radioactive nuclear waste.

Seive plate
None of the listed here
Mixer-settler
Pulsed column

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Mass Transfer
In paper industry, paper is dried in a __________ dryer.

Festoon
Tunnel
Heated cylinder
Conveyor

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