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Mass Transfer

Mass Transfer
__________ column is used in gas absorption process.

Seive/perforated tray
Bubble cap
Wetted wall
Packed

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Mass Transfer
Weeping in a distillation column

Results due to very high gas velocity
Results due to very low gas velocity
Provides large interfacial surface for mass transfer
Increases tray efficiency

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Mass Transfer
For experimental determination of mass transfer co-efficient by wetted wall tower, the mass transfer area is

Known
Not required
Calculated
Unknown

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Mass Transfer
Capacity of a rotary dryer depends on its

R.p.m
None of the listed here
Both Inclination with ground surface & R.p.m
Inclination with ground surface

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Mass Transfer
The reciprocal of stripping factor is termed as

Murphree efficiency
Relative volatility
Absorption factor
Selectivity index

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Mass Transfer
The relative volatility of a binary mixture at constant temperature __________ the total pressure.

Increases with increase in
Decreases with increase in
Is independent of
None of these

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