Question

Explain Wilmann frang law.
what is its ph
ysical significance?
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Answer 1

Answer:

In physics, the Wiedemann–Franz law states that the ratio of the electronic contribution of the thermal conductivity (κ) to the electrical conductivity (σ) of a metal is proportional to the temperature (T). Theoretically, the proportionality constant L, known as the Lorenz number, is equal to.

Explanation:

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