Critical value of the __________ number governs the transition from
laminar to turbulent flow in free convection heat transfer.
(A) Grashoff
(B) Reynolds
(C) Both 'a' & 'b'
(D) Prandtl & Grashoff
laminar to turbulent flow in free convection heat transfer.
(A) Grashoff
(B) Reynolds
(C) Both 'a' & 'b'
(D) Prandtl & Grashoff