Question

what is thermal conductivity?​

Answer 1

The thermal conductivity of a material is a measure of its ability to conduct heat. It is commonly denoted by, or. Heat transfer occurs at a lower rate in materials of low thermal conductivity than in materials of high thermal conductivity.

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Answer 2

Thermal conductivity is the property of a material to conduct heat. It is evaluated primarily in terms of Fourier's Law for heat conduction. In general, thermal conductivity is a tensor property, expressing the anisotropy of the property. 

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