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)

FG/(G.a)

(G.a)/FG

F/(FG.a)

L/(FG.G)

FG/(G.a)

(G.a)/FG

F/(FG.a)

L/(FG.G)

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Mass Transfer
In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is

1

2

0.5

0.6

1

2

0.5

0.6

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Mass Transfer
Which of the following plays an important role in problems of simultaneous heat and mass transfer?

Sherwood number

Prandtl number

Lewis number

Schmidt number

Sherwood number

Prandtl number

Lewis number

Schmidt number

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Mass Transfer
Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture.

None of these

Critical

Unbound

Bound

None of these

Critical

Unbound

Bound

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Mass Transfer
Which of the following operations does not involve leaching?

Dissolving gold from ores

Dissolving sugar from the cells of the beet

Removing nicotine from its water solution by kerosene

Dissolving pharmaceutical products from bark or roots

Dissolving gold from ores

Dissolving sugar from the cells of the beet

Removing nicotine from its water solution by kerosene

Dissolving pharmaceutical products from bark or roots

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Mass Transfer
In case of unsaturated air

Wet bulb temperature < dry bulb temperature

Both of the options given here

None of the listed here

Dew point < wet bulb temperature

Wet bulb temperature < dry bulb temperature

Both of the options given here

None of the listed here

Dew point < wet bulb temperature

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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 In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is

Mass Transfer Which of the following plays an important role in problems of simultaneous heat and mass transfer?

Mass Transfer Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture.

Mass Transfer Which of the following operations does not involve leaching?

Mass Transfer In case of unsaturated air

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
In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is

Mass Transfer
Which of the following plays an important role in problems of simultaneous heat and mass transfer?

Mass Transfer
Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture.

Mass Transfer
Which of the following operations does not involve leaching?

Mass Transfer
In case of unsaturated air