An infinitely long wire carrying a current I in vertically

Last updated: 6/26/2023

An infinitely long wire carrying a current I in vertically upward direction y direction is placed near the surface of earth as shown in figure Neglect the earth s magnetic filed Y A O a 0 At some time t a particle is at point A a 0 and moving towards origin with velocity V If the acceleration of particle at point A is 2g in downward direction then B X particle is negatively charged particle is positively charged YOU MARKED