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A point charge of 5.0 nC is on the y-axis at y = 3.0 cm and...

A point charge of 5.0 nC is on the y-axis at y = 3.0 cm and a second point charge -5.0 nC is on the y-axis at y = -3.0 cm. Find the electric force on a point charge of 2.0 nC on the x-axis at x = 8.0 cm

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