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)

(G.a)/FG

L/(FG.G)

FG/(G.a)

F/(FG.a)

(G.a)/FG

L/(FG.G)

FG/(G.a)

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Mass Transfer
As the reflux ratio decreases, the

None of these

Separation becomes more efficient

Number of plates increases

Column diameter increases

None of these

Separation becomes more efficient

Number of plates increases

Column diameter increases

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Mass Transfer
Leaching of coarse solid lumps is also termed as

Agitation and settling

Decoction

Percolation

Dissolution

Agitation and settling

Decoction

Percolation

Dissolution

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Mass Transfer
Pick out the system with minimum boiling azeotrope at 1 atm.

All of these

Hydrochloric acid-water

Benzene-toluene

Ethyl alcohol-water

All of these

Hydrochloric acid-water

Benzene-toluene

Ethyl alcohol-water

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Mass Transfer
At minimum reflux ratio for a given separation

Number of plates is infinity

Number of plates is zero

Separation is most efficient

Minimum number of the theoretical plates is required

Number of plates is infinity

Number of plates is zero

Separation is most efficient

Minimum number of the theoretical plates is required

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Mass Transfer
Boiling point diagram is

A plot of temperature vs. liquid composition

Not affected by pressure

Affected by pressure

A plot of temperature vs. vapour composition

A plot of temperature vs. liquid composition

Not affected by pressure

Affected by pressure

A plot of temperature vs. vapour composition

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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 As the reflux ratio decreases, the

Mass Transfer Leaching of coarse solid lumps is also termed as

Mass Transfer Pick out the system with minimum boiling azeotrope at 1 atm.

Mass Transfer At minimum reflux ratio for a given separation

Mass Transfer Boiling point diagram is

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
As the reflux ratio decreases, the

Mass Transfer
Leaching of coarse solid lumps is also termed as

Mass Transfer
Pick out the system with minimum boiling azeotrope at 1 atm.

Mass Transfer
At minimum reflux ratio for a given separation

Mass Transfer
Boiling point diagram is