When the ratio of the Grashoff number and to the square of Reynolds number is one, the dominant mechanism of heat transfer is _______________?

When the ratio of the Grashoff number and to the square of Reynolds number is one, the dominant mechanism of heat transfer is _______________?

(A) Free convection

(B) Entry length problem in laminar forced conduction (developing thermal boundary layer)

(C) Mixed convection (both free and forced)

(D) Forced convection

Submitted By :Ali Uppal

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