If σ is the conductivity, What is the relation between the electric field E and the current density J in a conducting medium?

If σ is the conductivity, What is the relation between the electric

1.	If σ is the conductivity, What is the relation between the electric field E and the current density J in a conducting medium?
A.	σ = J/E
B.	σ = 1/JE
C.	σ = E/J
D.	σ = EJ
Answer» B. σ = 1/JE

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If σ is the conductivity, What is the relation between the electric field E and the current density J in a conducting medium?

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