# Natural Convection in Tall Cavity: Ra=8.6E+5 # Expts of Betts and Bokhari # Mean temperature profile normal to front perspex wall at y/H= 0.511, x= 19.05 mm # distance from wall (mm) T (deg C) 0.4 23.12 1.3 23.21 2.61 23.08 4.5 23.24 6.52 23.29 9.1 23.01 14.2 22.78 19.4 22.67 24.5 22.71 29.8 22.95