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Mass Transfer

Mass Transfer
Penetration model (theory) for mass transfer was enunciated by

Higbie
Danckwerts
Kissinevskii
Toor and Marchello

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

Flash vaporisation
Ordinary distillation
Solvent extraction
Extractive distillation

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Mass Transfer
According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity)

D0.5
D2
1/D
D

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

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

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Mass Transfer
Paper industry employs __________ driers.

Fluidised bed
Cylinder
Rotary
Spray

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Mass Transfer
Alcohol is dehydrated using __________ distillation.

Molecular
Steam
Azeotropic
Extractive

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MORE MCQ ON Mass Transfer

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