four equal positive charge are fixed at the vertices of a square of side L. Z-axis is the perpendicular to the plane of the square.The point z=0 is the point where the diagonals of the square intersect each other. the plot of electric field due to the four charges, as one moves on the z axis.
four equal positive charge are fixed at the vertices of a square of side L. Z-axis is the perpendicular to the plane of the square.The point z=0 is the point where the diagonals of the square intersect each other. the plot of electric field due to the four charges, as one moves on the z axis.