Two particles with charges +4e and -10e are initially very far apart (effectively an infinite distance apart). They are then fixed at positions that are 6.25 x 10-11 m apart. What is EPEfinal - EPEinitial, which is the change in the electric potential energy?

Two particles with charges +4e and -10e are initially very far apart (effectively an infinite distance apart). They are then fixed at positions that are 6.25 x 10-11 m apart. What is EPEfinal - EPEinitial, which is the change in the electric potential energy?

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Question

Two particles with charges +4e and -10e are initially very far apart (effectively an infinite distance apart). They are then fixed at positions that are 6.25 x 10^-11 m apart. What is EPE_final- EPE_initial, which is the change in the electric potential energy?

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