# 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= 0.511 # x (mm) T (deg C) 1 18.8 5 21 19 29.37 38.1 34.97 57.2 41.35 71.2 48.9 75.2 52.63