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Mass Transfer

Mass Transfer
__________ columns are used for liquid dispersion in a continuous gas phase.

Sieve plate
Bubble cap
Pulse
Packed

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

Increases
Increases exponentially
Decreases
Remains unchanged

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Mass Transfer
The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around

3.97
0.24
600
1

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Mass Transfer
Radioactive nuclear waste is treated in

Rotating-disc contactor
Bollman extractor
Mixer-settler extractor
Pulsed column extractor

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Mass Transfer
Dorr thickener is an equipment used for

Leaching
Sedimentation
Clarification
Classification

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Mass Transfer
In physical terms, Schmidt number means

Mass diffusivity/thermal diffusivity
Momentum diffusivity/mass diffusivity
Thermal diffusivity/momentum diffusivity
Thermal diffusivity/mass diffusivity

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