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Mass Transfer

Mass Transfer
Stefan's law describes the mass transfer by

Diffusion
Neither A nor B
Both A & B
Bulk flow

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Mass Transfer
Low viscosity absorbent is preferred for reasons of

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

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Mass Transfer
Make up water is supplied during cooling tower operation to compensate for water losses due to

Entrainment
Evaporation
All of these
Blowdown

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Mass Transfer
Plate efficiency in a distillation column is reduced due to the __________ of liquid.

Entrainment
Weeping & dumping
All of these
Foaming

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Mass Transfer
A binary mixture of benzene and cyclohexane is separated by

Ordinary distillation
Flash vaporisation
Solvent extraction
Extractive distillation

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Mass Transfer
According to Poiseuille's law, the permeability for gas flow through a capillary is proportional to (where, μ = gas viscosity)

1/μ
μ²
√μ
μ

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MORE MCQ ON Mass Transfer

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