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Mass Transfer

Mass Transfer
At 750°K and 1 atm, the approximate value of Schmidt number for air is

1
0.1
10
0.01

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Mass Transfer
The relative saturation of an unsaturated mixture of gas and vapor is independent of the

Nature of the vapor
Temperature of the mixture
Composition of the mixture
None of these

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Mass Transfer
Moisture content of a substance when at equilibrium with a given partial pressure of the vapour is called the __________ moisture.

Equilibrium
Bound
Unbound
Free

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Mass Transfer
Sand is dried in foundaries in a___drier.

Spray
Rotary
Fluidisedbed
Vacuum

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Mass Transfer
Which of the following plays an important role in problems of simultaneous heat and mass transfer?

Sherwood number
Prandtl number
Schmidt number
Lewis number

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Mass Transfer
For contacting a highly soluble gas with a liquid

None of the listed here
Bubble the gas through liquid
Spray the liquid on gas stream
Both of the options given here

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