# Natural Convection in Tall Cavity: Ra=8.6E+5 # Expts of Betts and Bokhari # Horizontal rms velocity profile through z= 0, y/H= 0.10 # x (mm) u' (m/s) 18.8 0.022 20 0.022 23 0.023 28 0.027 33 0.029 38 0.028 43 0.03 48 0.027 53 0.025 55 0.024