Point charges q = 92 = 4.3 x 106 C are fixed on the x-axis at...

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Point charges q = 92 = 4.3 x 106 C are fixed on the x-axis at x = -4.8 m and x = 4.8 m. What charge q (in C) must be placed at the origin so that the electric field vanishes at x = 0, y = 4.8 m? X C Additional Materials Point charges q = 92 = 4.3 x 106 C are fixed on the x-axis at x = -4.8 m and x = 4.8 m. What charge q (in C) must be placed at the origin so that the electric field vanishes at x = 0, y = 4.8 m? X C Additional Materials