Three +3.0-?C point charges are at the three corners of a square of side 0.50 m. The last corner is occupied by a -3.0-?C charge. Find the magnitude of the electric field at the center of the square. (k = 1/4??0 = 8.99 × 109 N ? m2/C2)
What will be an ideal response?
4.3 × 105 N/C
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