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Mass Transfer

Mass Transfer
Large scale drying of wheat is done in a __________ dryer.

Spouted bed
Vacuum rotary
Fluidised bed
Tray

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Mass Transfer
The reciprocal of stripping factor is termed as

Relative volatility
Murphree efficiency
Selectivity index
Absorption factor

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Mass Transfer
What is the reflux ratio at total reflux?

Data insufficient
Infinity
Unity
Zero

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Mass Transfer
Lewis number (Le) is

Pr x St
St x Sh
Sh x Pr
Sc x Pr

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Mass Transfer
In distillation where q is defined as the moles of liquid flow in the stripping section per mole of feed introduced, for saturated liquid feed

q = 1
q > 1
q = 0
q < 1

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

Pulse
Bubble cap
Packed
Sieve plate

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