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Calculate-the-electric-potential-at-a-point-P-at-a-distance-of-3m-of-either-charges-of-20-C-and-15-C-which-are-25cm-apart-Also-calculate-potential-energy-of-a-3-5-C-placed-at-point-P-




Question Number 24635 by tawa tawa last updated on 23/Nov/17
Calculate the electric potential at a point P at a distance of 3m of either  charges of  +20 μC and  − 15μC.  which are 25cm apart.  Also calculate potential energy of a  +3.5μC placed at point P.
$$\mathrm{Calculate}\:\mathrm{the}\:\mathrm{electric}\:\mathrm{potential}\:\mathrm{at}\:\mathrm{a}\:\mathrm{point}\:\mathrm{P}\:\mathrm{at}\:\mathrm{a}\:\mathrm{distance}\:\mathrm{of}\:\mathrm{3m}\:\mathrm{of}\:\mathrm{either} \\ $$$$\mathrm{charges}\:\mathrm{of}\:\:+\mathrm{20}\:\mu\mathrm{C}\:\mathrm{and}\:\:−\:\mathrm{15}\mu\mathrm{C}.\:\:\mathrm{which}\:\mathrm{are}\:\mathrm{25cm}\:\mathrm{apart}. \\ $$$$\mathrm{Also}\:\mathrm{calculate}\:\mathrm{potential}\:\mathrm{energy}\:\mathrm{of}\:\mathrm{a}\:\:+\mathrm{3}.\mathrm{5}\mu\mathrm{C}\:\mathrm{placed}\:\mathrm{at}\:\mathrm{point}\:\mathrm{P}. \\ $$

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