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Mass Transfer

Mass Transfer
Operating velocity in a packed tower is usually __________ the flooding velocity.

Half
More than
Twice
Equal to

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Mass Transfer
The relative volatility of a binary mixture at the azeotropic composition is

> 1
∞
1

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Mass Transfer
The ratio of Murphree plate efficiency to point efficiency is 1 in a __________ flow model.

None of the listed here
Both plug & perfectly mixed
Perfectly mixed
Plug

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Mass Transfer
Pressure drop through plate tower as compared to that through packed tower, for the same duty will be

Equal
More
Either A or B; depends on the packing height
Less

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Mass Transfer
Mass transfer co-efficient of liquid is

Affected much less by temperature than that for gases
Affected more by temperature than that for gases
Not affected by the temperature
None of these

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Mass Transfer
What is the degree of freedom of an absorption process in which only one component is transferred between phases?

3
4
1
2

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