At three corners of a rectangle (length 2d, height d ),
Chapter 18, Problem 19.95(choose chapter or problem)
At three corners of a rectangle (length 2d, height d ), the following charges are located: q1 (upper left corner), q2 (lower right corner), and q (lower left corner). The net electric field at the (empty) upper right corner is zero. Find the magnitudes of q1 and q2. Express your answers in terms of q.
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