Question

derive an expression for electrical conductivity of material
​

Answer 1

Answer:

We identify the above quantities as current density J = I/A, electrical conductivity σ = L/RA and electric field E = V/L. Then, J = σE, which is the Ohm's law in a general form. σ = I AE .

Explanation:

HOPE IT HELPS........

Answer 2

We identify the above quantities as current density J = I/A, electrical conductivity σ = L/RA and electric field E = V/L. Then, J = σE, which is the Ohm's law in a general form. σ = I AE

May it helps u.

Have a great day.

Take Care!