In physical terms, Schmidt number means

1.	In physical terms, Schmidt number means
A.	thermal diffusivity/mass diffusivity.
B.	thermal diffusivity/momentum diffusivity.
C.	momentum diffusivity/mass diffusivity.
D.	mass diffusivity/thermal diffusivity.
Answer» D. mass diffusivity/thermal diffusivity.

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In physical terms, Schmidt number means

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