1. What is the magnitude of the electric force of attraction between an iron nucleus (q = +26e) and its innermost electron if the distance between them is 1.5 x 10-12 m?
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A: The charge of Fe nucleus is: Q=26q. The separation between them is r=1.5×10-12m The electrostatic…
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Q: magnitude and direction of the force on a +3nC charge placed at point P? charge.
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