Question #274e9
1 Answer
Sep 9, 2017
Thermal conductivity will not change.
Explanation:
Thermal conductivity is an intensive property of a substance i.e. it does not depends upon shape, size or quantity of the substance.
Hence thermal conductivity will not change.
However its thermal resistance will change as thermal resistance is given by......
Where
Hence if the thickness of the wall is doubled and heat has to flow along its thickness then in our equation