Mass Transfer MCQs

Degree of freedom for leaching and solvent extraction process is

The reciprocal of stripping factor is termed as

Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity.

Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysterisis. In such cases, the desorption equilibrium pressure is __________ that obtained for adsorption.

Freundlich equation applies to the adsorption of solute from

The relative volatility of a binary mixture at the azeotropic composition is

Packed column distillation is limited to the column __________ metres.

The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is

Inside the distillation columns, the