Question

derive the relation J = sigma E​

Answer 1

Explanation:

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Answer 2

Answer:

j = sigma E

I = neAvd----------1

j = I÷A

j = neAvd ÷ A (A and A get cancelled)

j = nevd ------- equation 2

vd = eEt ÷ m --------3

from substitution equation 3 in 2

j = neeEt

j = ne²Et

therefore : j = sigma E

Explanation:

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