The electric field E, current density j and conductivity `sigma` of a conductor are related as

The electric intesity E, current density j and conductivity sigma are related as:

The electric intesity E, current density j and conductivity sigma are related as:

The electric intensity E, current density 'j' and conductivity sigma are related as

The electric intensity E, current density j and conductivity sigma are related as :

The electric field intensity E, current density J and conductivity delta are related as—

Define the term current density of a metallic conductor. Deduce the relation connecting current density and conductivity of the conductor when electric field E, is applied to it.