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Mass Transfer

Mass Transfer
__________ column is used in gas absorption process.

Seive/perforated tray
Packed
Wetted wall
Bubble cap

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Mass Transfer
Flooding in a column results due to

High temperature
Low pressure drop
Low velocity of the liquid
High pressure drop

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Mass Transfer
Leaching of sugar from sugar beets is done by

Hot water
Lime water
Dilute H₂SO₄
Hexane

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Mass Transfer
All moisture in a non-hygroscopic material is the __________ moisture.

Equilibrium
Free
Unbound
Bound

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Mass Transfer
At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant

Increases exponentially
Decreases
Increases
Remains unchanged

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Mass Transfer
Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a

Higher absolute (specific) humidity
Higher dew point
Higher wet bulb temperature
Higher relative humidity

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