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Mass Transfer

Mass Transfer
Which of the following is the most commonly used leaching solvent in vegetable oil industry?

Phenol
Furfurol
Hexane
Liquid SO₂

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Mass Transfer
Flooding results in

Low tray efficiency
Good contact between the fluids
High tray efficiency
High gas velocity

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Mass Transfer
Azeotropism for ethyl alcohol-water system disappears by

Increasing pressure
Increasing temperature
Decreasing pressure
No means

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Mass Transfer
At minimum reflux ratio for a given separation

Number of plates is zero
Separation is most efficient
Minimum number of the theoretical plates is required
Number of plates is infinity

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Mass Transfer
The equipment used in the extraction of highly corrosive radio active liquids is

Mixer settler
Baffle tower
Spray column
Pulse column

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Mass Transfer
Hydrogenation of oil is carried out in a/an __________ in Vanaspati manufacturing plant.

Sieve tray column
Agitated vessel
Packed tower
Bubble cap column

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