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Three charges +q, -2q and 4q are placed on the vertices of an equilateral triangle of side 0.2 m. The electrostatic potential energy of the system (Take $q=10 μC$) is: |
$-6.3×10^{-3} J$ $-9.0×10^{-3} J$ -27 J +27 J |
-27 J |
The correct answer is Option (3) → -27 J |
