# 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= 0.711 # x (mm) T (deg C) 1 19.2 5 21.33 19 30.22 38.1 35.26 57.2 40.9 71.2 49.35 75.2 52.73