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Mass Transfer

Mass Transfer
The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line)

G/mL
L/mG
ML/G
LG/m

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Mass Transfer
If the overall efficiency and Murphree plate efficiency are equal, then both the equilibrium and operating lines are

Neither A nor B
Both A & B
Parallel
Straight

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Mass Transfer
__________ developed the film theory.

Ergun
Higbie
Fick
Levenspeil

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Mass Transfer
In the absorption of ammonia in water, the main resistance to absorption is by the __________ phase.

Neither A nor B
Gas
Both A & B
Liquid

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Mass Transfer
When a multistage tray tower uses a minimum reflux ratio, it implies

Minimum trays and maximum reboiler heat load
Infinite trays and minimum reboiler heat load
Infinite trays and maximum reboiler heat load
Minimum trays and minimum reboiler heat load

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Mass Transfer
In case of an ideal solution, the total vapor pressure varies __________ with the composition expressed as mole fraction,

Exponentially
Linearly
None of these
Inversely

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