# Natural Convection in Tall Cavity: Ra=1.43E+6 # Expts of Betts and Bokhari # Temperature profile across the cavity at mid-height of the 5cm top rubber wall at z= -230 mm # x (mm) T (deg C) 1 15.97 9 21.13 38.1 35.96 67.2 51.15 75.2 55.24