Two concentric spheres with diameters of 5 cm and 10 cm are having the surface temperatures maintained at 100°C and 200°C, respectively. The enclosure between the two concentric spherical surfaces is filled with nitrogen gas at 1 atm. Determine the rate of heat transfer through the enclosure.

Transcribed Image Text:

Do = 10 cm To = 200°C Lc D;= 5 cm T,= 100°C