# Natural Convection in Tall Cavity: Ra=1.43E+6 # Expts of Betts and Bokhari # Temperature profile across the cavity on external surface of the perspex back wall at y/H= 0.10 # x (mm) T (deg C) 1 16.81 5 18.53 19 24.45 38.1 29.87 57.2 37.32 71.2 47.37 75.2 51.35