P25_083 - 83. The potential energy of the two-charge system...

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83. The potential energy of the two-charge system is U = 1 4 πε 0 · q 1 q 2 p ( x 1 x 2 ) 2 +( y 1 y 2 ) 2 ¸ = ³ 8 . 99 × 10 9 N · m 2 C 2 ´ (3 . 0 × 10 6 C)( 4 . 0 × 10 6 C) p (3 . 5+2 . 0)
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