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Mass Transfer

Mass Transfer
Ordinary diffusion process is also called __________ diffusion.

Forced
Thermal
Concentration
Pressure

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Mass Transfer
Only small amount of evaporation of water produces large cooling effects because of its

Low viscosity
Small latent heat
Large latent heat
None of these

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Mass Transfer
When the mixture to be distilled has a very high boiling point and the product material is heat sensitive, the separation technique to be used is __________ distillation.

Azerotropic
None of these
Steam
Continuous

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Mass Transfer
Diffusion co-efficient generally depends upon the temperature, pressure & the nature of the components of the system. Its dimension is not the same as that of the

Volumetric diffusivity
Thermal diffusivity
Mass transfer co-efficient
Kinematic viscosity

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Mass Transfer
Low viscosity absorbent is preferred for reasons of

All of these
Improved flooding characteristics
Low pressure drop on pumping
Rapid absorption rates and good heat transfer characteristics

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Mass Transfer
Hypersorption refers to a __________ process.

Fixed bed absorption
Moving bed absorption
Fixed bed adsorption
Moving bed adsorption

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