Hot oil is circulated through an insulated container with a wooden lid at the top whose conductivity K=0.149 J/m/°C thickness t=5mm, emissivity=0.6. Temperature of the top of the lid is maintained at Tl=127°C. If the ambient temperature Ta=27°C, then temperature of the oil is (σ=(17/3)×10-8)
-
UP 0 DOWN 0 0 0
