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Two equal pos...

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Two equal positive point charges q1 = q2 =2.0 μC are located at x = 0, y = 0.30 m and x = 0, y = --0.30 m, respectively. What are the magnitude and the direction of the net electric force that these charges exert on a third point charge Q = 4.0 μC at x = 0.40 m, y = 0?

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