For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower)

Mass Transfer
For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower)

F/(FG.a)

FG/(G.a)

L/(FG.G)

(G.a)/FG

F/(FG.a)

FG/(G.a)

L/(FG.G)

(G.a)/FG

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Mass Transfer
A binary mixture of benzene and cyclohexane is separated by

Extractive distillation

Ordinary distillation

Flash vaporisation

Solvent extraction

Extractive distillation

Ordinary distillation

Flash vaporisation

Solvent extraction

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Mass Transfer
Under conditions of flooding in packed tower, the gas pressure drop

Increases rapidly

Decreases rapidly

Remains constant

Is maximum

Increases rapidly

Decreases rapidly

Remains constant

Is maximum

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Mass Transfer
Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity.

None of these

Relative

Molal

Percentage

None of these

Relative

Molal

Percentage

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Mass Transfer
With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system)

Decreases

Increases

Increases Linearly

Remains unaffected

Decreases

Increases

Increases Linearly

Remains unaffected

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Mass Transfer
Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as

1/D

D1.5

D0.5

D

1/D

D1.5

D0.5

D

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Mass Transfer

Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower)

Mass Transfer A binary mixture of benzene and cyclohexane is separated by

Mass Transfer Under conditions of flooding in packed tower, the gas pressure drop

Mass Transfer Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity.

Mass Transfer With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system)

Mass Transfer Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as

Mass Transfer
For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower)

Mass Transfer
A binary mixture of benzene and cyclohexane is separated by

Mass Transfer
Under conditions of flooding in packed tower, the gas pressure drop

Mass Transfer
Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity.

Mass Transfer
With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system)

Mass Transfer
Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as