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Mass Transfer

Mass Transfer
Langmuir equation is associated with

Adsorption
Steam distillation
Leaching
Multicomponent absorption

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Mass Transfer
The cooling effect in a cooling tower can be speeded up by

Reducing the humidity of the air
Reducing the barometric pressure
All of the listed here
Increasing the air velocity and area of exposed wet surface

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Mass Transfer
In case of liquids, the binary diffusivity is proportional to (where, T = temperature)

T
T²
1/T
√T

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Mass Transfer
Which of the following assumes constant molal vaporisation and overflow?

Enthalpy concentration method
McCabe-Thiele method
Ponchan-Savarit method
Plate absorption column

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Mass Transfer
In physical terms, Schmidt number means

Mass diffusivity/thermal diffusivity
Thermal diffusivity/mass diffusivity
Thermal diffusivity/momentum diffusivity
Momentum diffusivity/mass diffusivity

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Mass Transfer
Steady state temperature reached by a small amount of liquid evaporating into a large amount of unsaturated vapour-gas mixture is called the __________ temperature.

Dew point
Dry-bulb
Adiabatic saturation
Wet-bulb

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