Mass Transfer
______ extractor uses centrifugal force for separating the two phases.

Podbielniak
Schiebel
None of the listed here
Treybal

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Mass Transfer
Entrainer used in azeotropic distillation should

Form a low boiling azeotrope with one of the constituents of the mixture
Form a new azeotrope of low relative volatility with one of the constituents of the mixture
Have high viscosity to provide high tray efficiency
Have high latent heat of vaporisation

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Mass Transfer
The term "approach" in a cooling tower refers to the difference in the temperature of the

None of these
Hot water entering and the cooled water leaving the cooling tower
Cold water leaving the tower and the wet bulb temperature of the surrounding air
Hot water entering the tower and the wet bulb temperature of the surrounding air

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