Anonymous asked in Science & MathematicsPhysics · 1 month ago

please help me?

Attachment image

1 Answer

  • NCS
    Lv 7
    1 month ago

    There is something wrong with the setup. By symmetry, the charges on the ring have no effect on the axial velocity. But there is an acceleration off-axis (toward the bottom half of the ring), and so the particle never reaches the point you label "3R".

    • Commenter avatarLog in to reply to the answers
Still have questions? Get answers by asking now.