# 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 front wall at y/H= 0.311 # x (mm) T (deg C) 1 18.21 5 20.3 19 26.82 38.1 32.84 57.2 39.1 71.2 48.5 75.2 51.83