Question

Calculate electrical conductivity in copper if the mean free path of electron is 4×10-8m , electron density is 8.4×1028 and average thermal velocity of electron is 1.6×106 ms-1. (τ = ʎ/v) (Given, ʎ= 4×10-8m, v=1.6×106 ms-1). *
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Answer 1

Explanation:

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