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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

None of these
Infinity
Unity
Zero

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Mass Transfer
Heat in BTU necessary to increase the temperature of 1 lb of gas and its accompanying vapour by 1°F is called the

Specific heat
Sensible heat
Humid heat
Latent heat

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Mass Transfer
In case of gases, the binary diffusivity is proportional to (where, P = pressure)

P
1/P
√P
1/√P

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Mass Transfer
The minimum number of theoretical plates is required for achieving a given separation in distillation column with

Minimum reflux ratio
Total reflux
Zero reflux ratio
No reflux

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Mass Transfer
The operating cost of a distillation column at minimum reflux ratio is

Minimum
Maximum
Infinite
Zero

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Mass Transfer
Which of the following unit operations makes use of Thiele-Geddes equation?

Solid-liquid extraction
Multicomponent distillation
Liquid-liquid extraction
Multicomponent absorption with chemical reaction

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