electric current, current density and ohms law

Revision |Electric Current|Current Density|Ohm's Law

Define electric current density and write its relation with the current. Derive the relation between current density and electric field intensity.

What is the difference between electric current and electric current density?

Electric current density is ..... .

Electric current and Electric current density respectively are

The expression for Ohm's law in terms of electric field E and current density J is:-

Introduction OF Electric Current || Current Density || Current in a Conductor