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Mass Transfer

Mass Transfer
Boiling point diagram is not affected by the ambient

Both B and C
Pressure
Humidity
Temperature

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Mass Transfer
Pick out the correct relationship. (where, Ri = internal reflux ratio Ro = external reflux ratio. )

(1 + Ro) = Ro/Ri
(1 - Ri) = Ro/Ri
(1 - Ro) = Ro/Ri
(1 + Ri) = Ro/Ri

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Mass Transfer
When the feed to a distillation column is a saturated liquid, slope of the feed line is

Unity
Zero
Infinity
None of these

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Mass Transfer
Water entrained by circulating air in cooling towers is termed as

Drift
Vapor load
Blow down
None of the listed here

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Mass Transfer
Danckwerts developed the __________ theory.

Film
Surface renewal
Penetration
None of these

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Mass Transfer
The unit of volumetric diffusivity is

Cm/sec
Cm²/seC₂
Cm²/sec
Cm³/sec

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