Three Point Charges, Q₁ = 2

question 43

Multiple Choice

Three point charges, q₁ = 2.0 μC, q₂ = 2.0 μC, and q₃ = −1.0 μC, are located at the vertices of an equilateral triangle of side length 30 cm. What is the potential energy of this arrangement?

• A) 0.24 J
• B) 0.12 J
• C) −0.24 J
• D) −0.12 J
• E) 0

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