Question

Three point charges +q , + 2q and – 4q where q = 0.1 μC, are placed at the vertices of an equilateral triangle of side 10 cm as shown in figure. The potential energy of the system is(a) 3 × 10⁻³ J(b) –3 × 10⁻³ J(c) 9 × 10⁻³ J(d) –9 × 10⁻³ J

Answer 1

it should be the answer

Answer 2

Answer:

Answer is option d

Explanation:

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