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Mass Transfer

Mass Transfer
If moisture content of solid on dry basis is X, then the same on wet basis is

(X - 1)/X
X/(X + 1)
X/(X - 1)
(X + 1)/X

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Mass Transfer
The most efficient cooling tower out of the following is

Induced draft
Atmospheric
Forced draft
Natural draft

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Mass Transfer
In case of absorption & stripping, the interface of the liquid & gas phases are present in equilibrium, when the diffusional resistance of __________ is zero.

Interface
All of these
Gas phase
Liquid phase

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Mass Transfer
In case of liquid-liquid binary diffusion, diffusivity of one constituent into another is not dependent on the

None of these
Nature of the constituents
Temperature and pressure
Concentration

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Mass Transfer
Calcium ammonium nitrate (a fertiliser) is dried in a __________ dryer.

Tunnel
Rotary
Tray
Vacuum

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Mass Transfer
Which of the following has the same dimension as mass diffusivity?

Momentum flux
Kinematic viscosity
Both Momentum flux & Kinematic viscosity
Thermal diffusivity

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