tamunokuroebraide51 tamunokuroebraide51 19-01-2023 Physics contestada Point charges q1 = q2 = 4.0 × 10−6 C are fixed on the x-axis at x = −3.0 m and x = 3.0 m. What charge q must be placed at the origin so that the electric field vanishes at x = 0, y = 3.0 m?