In respect to free convection over a vertical flat plate, the Nusselt – McqOptions

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1.	In respect to free convection over a vertical flat plate, the Nusselt number for laminar and turbulent flows varies respectively with Grashoff number G _r as
A.	G <sub>r</sub> and G <sub>r</sub><sup>1/4</sup>
B.	G <sub>r</sub><sup>1/2</sup> and G <sub>r</sub><sup>1/3</sup>
C.	G <sub>r</sub><sup>1/4</sup> and G <sub>r</sub><sup>1/3</sup>
D.	G <sub>r</sub><sup>1/3</sup> and G <sub>r</sub><sup>1/4</sup>
Answer» D. G <sub>r</sub><sup>1/3</sup> and G <sub>r</sub><sup>1/4</sup>

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