# Natural Convection in Tall Cavity: Ra=8.6E+5 # Expts of Betts and Bokhari # Vertical mean velocity profile through z= 130mm, y/H= 0.50 # x (mm) V (m/s) 1.2 -0.085 3.2 -0.123 4.2 -0.131 6.2 -0.137 8.2 -0.132 10.2 -0.118 12.2 -0.11 14.2 -0.108 16.2 -0.098 18.2 -0.086 23.2 -0.059 28.2 -0.046 33.2 -0.01 38.2 0.018 43.2 0.037 48.2 0.053 53.2 0.075 58.2 0.09 60.2 0.096 62.2 0.107 64.2 0.121 66.2 0.123 68.2 0.132 70.2 0.133 71.2 0.137 72.2 0.132 73.2 0.12