If a small sphere of mass m and charge q is hung from a silk

Last updated: 6/7/2023

If a small sphere of mass m and charge q is hung from a silk thread at an angle with the surface of a vertical charged conducting plate then for equilibrium of sphere the surface charge density of the plate is A mg 9 tan 0 C mgq tan 0 B D 2mg 9 mg 3q tan 0 tan 0