Q10. Two charges, of magnitude 5 nC and -2 nC, are placed at points (2 cm, 0, 0) and (x cm, 0, 0) in a region of space, where there is no other external field. If the electrostatic potential energy of the system is-0.5microC , what is the value of x .
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Charge is basically the deficiency or excess of electrons. If an atom has more electrons, by gaining some from another atom, it is said to be negatively charged. On the other hand, if an atom donates some of its electrons to its neighbour, it is positively charged.
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