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Mass Transfer

Mass Transfer
Reverse osmosis is also called

Diffusion
Dialysis
Ultrafiltration
Electrodilysis

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Mass Transfer
The value of NA/(NA + NB) for steady state molecular diffusion of gas 'A' through non-diffusing gas 'B' is

2
0.5
1
∞

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Mass Transfer
For a binary mixture with low relative volatility, continuous rectification to get pure products will require

High reflux ratio
Low reflux ratio
Small cross-section column
Less number of trays

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Mass Transfer
Molecular seives are regenerated by heating to __________ °C.

< 150
> 500
> 1000
200-330

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Mass Transfer
Dried finished product sampled from various parts of a __________ dryer exhibits non-uniformity in the moisture content.

Freeze
Rotary
Tray
None of these

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

Tunnel
Festoon
Conveyor
Heated cylinder

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