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Mass Transfer

Mass Transfer
An azeotropic mixture is a __________ mixture.

Constant boiling point
Binary
Ternary
None of these

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Mass Transfer
Weight of 1 m³ of humid air as compared to 1 m³ of dry air, under the same conditions, is

Less
Same
Unpredictable
More

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Mass Transfer
The drying time between fixed moisture content within diffusion controlled 'falling rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid )

√T
T
T³
T²

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Mass Transfer
For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law.

Either A or B; depends on the gas
Remains same
Decreases
Increases

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Mass Transfer
The most efficient cooling tower out of the following is

Forced draft
Atmospheric
Induced draft
Natural draft

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Mass Transfer
In azeotropic mixture, the equilibrium vapour composition is

More than liquid composition
None of the listed here
Same as liquid composition
Less than liquid composition

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