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Which number forms the connecting link between the temperature and concentration profiles?

(a) Prandtl number

(b) Schmidt number

(c) Fourier number

(d) Lewis number

The question was posed to me in a job interview.

My question is taken from Convective Mass Transfer topic in division Modes and Diffusion of Mass Transfer

1 Answer

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by (39.8k points)
Correct option is (d) Lewis number

Explanation: When Lewis number is equal to unity, these two profiles are identical.

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