" Derive the relation between the electric field and the potential gradient."

Define potential difference between two points in an electric field. Derive the relationship between the electric field and the potential difference.

Derive the relation between electric field and electric potential.

Derive the relation between the electric field intensity and the potential gradient due to point charge at a point in its field.

Give the relation between electric field and electric potential .

Give the relation between electric field E and potential V.

Derive a relation between electric field and potential

Derive the relation between electric field and current density.