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Mass Transfer

Mass Transfer
Boiling point diagram is not affected by the ambient

Both B and C
Temperature
Pressure
Humidity

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Mass Transfer
For the case of flow of air past a wet bulb thermometer (air water vapour system), the approximate value of Hâ‚‚/ky.Cz is around

1
0.72
0.6
0.24

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Mass Transfer
Equilibrium-moisture curves of different solids

None of these
Are different
Depend on the humidity of the gas
Are same

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Mass Transfer
Total reflux in a distillation operation requires minimum

Reboiler load
Condenser load
Number of plates
All of these

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Mass Transfer
Which of the following provides maximum contact surface for a liquid-vapour system?

Seive-plate column
Wetted wall column
Bubble-cap plate column
Packed tower

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Mass Transfer
Wetted wall tower experiment determines the

Mass transfer co-efficient
Molal diffusivity
Volumetric co-efficient
None of these

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