A point charge Q is kept at a distance 3a from the centre of

Last updated: 6/9/2023

A point charge Q is kept at a distance 3a from the centre of a spherical conducting shell of charge 30 1 mark the CORRECT statement s and radius a Assuming K 3Q a K DIGITAL A Before closing switch the electric field at C due to the spherical shell is s B Before closing switch the potential of the shell is y fxx X 8kQ 3a C After closing the key the charge on the shell is 3 D After closing the key the charge of the shell is zero KQ 9a