Answer to Question #227679 in Chemical Engineering for Lokika

Question #227679

What are the various dimensionless numbers that characterize the natural convection heat transfer?________ (only write the dimensionless numbers)


1
Expert's answer
2021-08-24T02:54:51-0400

1) Grashof number

2) Rayleigh number

Grashof number is defined as the ratio of buoyant force to viscous force.

Rayleigh number is the product of Grashof number and prandtl number

These dimensionless numbers are used in natural convection heat transfer.


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