Question: Current Density and Electric Fields ( a ) Describe the relationship between current density vec ( J ) and the total current I through a

Current Density and Electric Fields
(a) Describe the relationship between current density vec(J) and the total current I
through a surface S in a conducting medium. Provide the relevant equations.
(b) Discuss the role of the electric field vec(E) in influencing current density and its
implications for Ohm's law in a conductive material.
Please include all steps and sketch
Current Density and Electric Fields ( a )

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