Recent content by Lea

Thank you! I understand now.

But those charge distributions have an electric field that is radially outwards, how can they push on each other?

Homework Statement A metal sphere of radius R carries a total charge Q. What is the force of repulsion between the "northern" hemisphere and the "southern" hemisphere? Homework EquationsThe Attempt at a Solution Since the sphere is metallic, its conducting and so the electric field inside the...