8-point charges of 25 nC each are located symmetrically on a circle of radius 0.2 m. The circle is centred at origin and lies in z=0 plane. i. At what point on z-axis magnitude of the electric field intensity is maximum. ii. What is the maximum electric f

8-point charges of 25 nC each are located symmetrically on a circle of
radius 0.2 m. The circle is centred at origin and lies in z=0 plane.
i. At what point on z-axis magnitude of the electric field intensity is
maximum.
ii. What is the maximum electric field intensity at above point?