7 A thin metallic spherical shell carries a charge Q on it A

Last updated: 6/11/2023

7 A thin metallic spherical shell carries a charge Q on it A point charge q is placed at the centre of the shell and another charge q is placed outside it as shown in figure All the three charges are positive The force on the charge at the centre is O 1 Towards left 2 Towards right 3 Upward 4 Zero