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Chemical Engineering - Mass Transfer

Exercise : Mass Transfer - Section 6
21.
__________ number indicates the ratio of the rates of the heat and mass transfer incase of a cooling tower.
Sherwood
Stanton
Lewis
Peclet
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
The expression, y(1 - x)/x(1 - y) is for
absorption factor
relative volatility
selectivity
Murphree efficiency
Answer: Option
Explanation:
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23.
In physical terms, Schmidt number means
thermal diffusivity/mass diffusivity.
thermal diffusivity/momentum diffusivity.
momentum diffusivity/mass diffusivity.
mass diffusivity/thermal diffusivity.
Answer: Option
Explanation:
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24.
In case of liquids, the binary diffusivity is proportional to (where, T = temperature)
T
T
T2
1/T
Answer: Option
Explanation:
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25.
The diffusivity, DAB (for component A diffusing in B) is equal to the diffusivity DBA (for component B diffusing in A) for a binary mixture of
Newtonion liquids
non-Newtonion liquids
ideal gases
real gases
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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