21 Two pith balls each of mass 30 mg are suspended by two

Last updated: 6/14/2023

21 Two pith balls each of mass 30 mg are suspended by two threads from a support When charged identically the two pith balls move apart by 0 08 m the threads making angle 60 with each other The charge on each pith ball is B 11 9 nC C 4 9 nC D None A 10 9 nC 2 A positive point charge which is free to move is placed inside a hollow conducting sphere with negative charge away from its centre It will A move towards the centre B remain stationary C move towards the nearer wall of the conductor D oscillate between the centre and the nearer wall