The figure shows a rectangular array of charged particles fixed in place, with distance a = 46.1 cm and the charges shown as integer multiples of q1 = 3.35 pC and q2 = 7.18 pC. With V= 0 at infinity, what is the net electric potential at the rectangle's center? -Sq₁ Number i Units +29₁ 14 -9 +492 +492 +29 D
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