Conduction, Radiation, and Convection? Is that all there is?
mm wrote:
....
As to convection, it was always described and seems to be limited to
broad currents, such as hot air rising and cold air sinking, ...
That's _natural_ convection, there's also _forced_ convection.
Difference is whether there is an external causative factor for the
fluid motion (fan, say) or only the thermal gradient.
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