IB Physics SL | D.2 Electric Fields | 21M.2.SL.TZ2.3 (Previous Syllabus - 2024)

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Reference Code: 21M.2.SL.TZ2.3

A vertical wall carries a uniform positive charge on its surface. This produces a uniform horizontal electric field perpendicular to the wall. A small, positively-charged ball is suspended in equilibrium from the vertical wall by a thread of negligible mass.