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A point particle has a charge equal to +1.80 uC and is fixed at the origin (a) what is the electric potentialV at a point 4.50 m from the origin assuming that V = 0 at infinity? kV (b) How much work must be done to bring a second point particle that has a charge of +2.90 uC from the infinity to a distance of 4.50 m from the +1.80-HC charge? mJ eBook

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4,5d (2-3-X.ID. -3please Rate me

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