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Mass Transfer

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

Unity
Infinity
None of these
Zero

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Mass Transfer
The most common packing used in industrial operations is __________ rings.

Single spiral
Raschig
Cross-partition
Lessing

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Mass Transfer
For turbulent mass transfer in pipes, the Sherwood number depends on the Reynolds number as

Re0.83
Re0.53
Re
Re0.33

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Mass Transfer
All moisture in a non-hygroscopic material is the __________ moisture.

Unbound
Bound
Equilibrium
Free

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Mass Transfer
Absorption factor, for a fixed degree of absorption from a fixed amount of gas should be

> 1
< 1
1
≤ 1

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Mass Transfer
On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in

Increased reboiler load
Increased reflux ratio
Greater degree of separation with a fixed number of trays
None of these

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