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Mass Transfer

Mass Transfer
Cox chart is useful in the design of

Distillation column
Evaporator
Crystalliser
Dryer

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Mass Transfer
NSc/NPr is called the

Psychrometric ratio
Stantan number
Sherwood number
Lewis number

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Mass Transfer
Which of the following is considered equivalent to one theoretical stage in Mc-Cabe Thiele's method?

Reboiler
Partial condenser
Both B and C
Total condenser

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Mass Transfer
Water entrained by circulating air in cooling towers is termed as

None of the listed here
Drift
Blow down
Vapor load

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Mass Transfer
Stage efficiency in a leaching process depends on the

Time of contact between the solid and the solution
Both A & B
Rate of diffusion of the solute through the solid and into the liquid
Vapour pressure of the solution

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Mass Transfer
An alkaline solution is used to reduce the concentration of carbon dioxide in a stream from 10% to 0.1% by absorption with irreversible chemical reaction. The overall number of transfer units based on gas phase is

4.605
0.001
9.21
100

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