# Natural Convection in Tall Cavity: Ra=8.6E+5 # Expts of Betts and Bokhari # Horizontal mean velocity profile normal to bottom wall at z= 130mm, x= 38.1 mm # distance from wall (mm) U (m/s) 2 0.038 2.75 0.045 3.5 0.05 4.25 0.053 5 0.055 5.75 0.056 6.5 0.058 7.25 0.058 8.75 0.054 10.25 0.052 11.75 0.05 14.75 0.046 19.25 0.037 23.75 0.031 29.75 0.02