Part A Figure shows four point charges located at the comers of a rectangle with dimensions a 6 cm and b 8 cm Find the electric potential at the center of the rectangle (Q-5.2 pc and take V-0 at infinity) Express your answer using two significant figures k=8.99 x 10" N-m/C AL4 PATR 7 -30 Windows'u Etkinleştir 40 20
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