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Chemical Engineering - Mass Transfer - Discussion

Discussion Forum : Mass Transfer - Section 10 (Q.No. 9)
Mass Transfer
9.
Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of
mass diffusivity to momentum diffusivity.
thermal diffusivity to mass diffusivity.
momentum diffusivity to thermal diffusivity.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.
Adnan Ahmad Khattak said:   5 years ago
The opposite is thermal diffusivity to momentum diffusivity in heat transfer.
i-e Prandlt number.
= CPu/k.
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