the electric field intensity at apoint in space is equal in magnitude to :

The electric field at a point in space in equal in magnitude to the

Define electric field intensity at a point.

Define electric field intensity at a point.

Show that the electric field intensity at a point in an electric field is equal to the negative of the potential gradient of the field at that point. E = -(dV)/(dr)

Prove that the electric field intensity at a point is equal to the negative gradient of electric potential at that point.

Show that electric field intensity at any point in the electric field is equal to negative rate of change of potential with respect to distance, measured in the direction of electric intensity

The electric field intensity at all points in a uniform electric field is _______________ . [Fill in the blanks]