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Three electric charges, 2 μC, 5 μC and −2 μC, are placed on the x-axis at...

Three electric charges, 2 μC, 5 μC and −2 μC, are placed on the x-axis at positions −4 m, 0 m and 2 m, respectively. What is the net force on the 5 μC charge?

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Answer #1

net force on the 5 μC charge =   kq1q2/r2

                                                = 8.98 * 109 * 5 * 10-12 * (2/22 + 2/42)

                                                = 0.02806 N

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