A wall consists of a layer of wood and a layer of cork insulation of the same thickness. The temperature inside is 20.0°C and the temperature outside is 0.0°C.
(a) What is the temperature at the interface between the wood and cork if the cork is on the inside and the wood on the outside?
(b) What is the temperature at the interface if the wood is inside and the cork is outside? (c) Does it matter whether the cork is placed on the inside or the outside of the wooden wall? Explain.

Transcribed Image Text:

Outside Inside Outside Inside 7-0.0°C ,1| |T= 20.0°C T=0.0°C ,117-20.0°C Wood Cork Cork Wood