Q 14 A small spherical ball having charge q and mass m is

Last updated: 6/9/2023

Q 14 A small spherical ball having charge q and mass m is tied to a thin massless non conducting string of length I The other end of the string is fixed to an infinitely extended thin non conducting sheet with uniform surface charge density o Under equilibrium the string makes an angle 45 with the sheet as shown in the figure Then o is given by g is the acceleration due to gravity and s is the permittivity of free space A mg 9 B 2m85 9 dankomataraj 45 m C 2ge q D mg 5 9 2