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An infinite sheet of charge that has a surface charge density of 19 nC/m2 lies in...

An infinite sheet of charge that has a surface charge density of 19 nC/m2 lies in the yz plane, passes through the origin, and is at a potential of 0.7 kV . A long wire having a linear charge density of 91 nC/m lies parallel to the y axis and intersects the x axis at (4.2 m, 0, 0). What is the potential energy of a 1.9 nC charge placed at (1.1 m, 0, 0) ? The value of the permittivity of a vacuum is 8.8542 × 10?12 C 2 /N · m2 . Answer in units of J.

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