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Mass Transfer

Mass Transfer
Pore size of the molecular seive 5A is __________ mm.

0.05
0.5
50
5

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Mass Transfer
Which of the following mixtures does not form an azeotrope at atmosheric pressure?

Water-alcohol
Butyl acetate-water
None of these
Methyl alcohol-acetone

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Mass Transfer
In which of the following unit operations, the selectivity is an important parameter?

Distillation
Absorption
Solvent extraction
None of these

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Mass Transfer
For a single component absorber, the operating line is straight only when plotted in term of __________ units.

Mole fraction
Partial pressure
None of these
Mole ratio

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Mass Transfer
Which of the following remains constant during evaporative cooling process with recirculated water supply?

Relative humidity
Partial pressure of vapour
None of these
Wet bulb temperature

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Mass Transfer
Which of the following adsorbant is used in the refinning of sugar?

Bone charcoal
Activated clay
Silica gel
Wood charcoal

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