Two Equal Point Charges of Magnitude 4

question 31

Multiple Choice

Two equal point charges of magnitude 4.0 μC are situated along the x-axis at x₁ = -2.0 m and x₂ = -2.0 m. What is the electric potential energy of this system of charges?

• A) -36 mJ
• B) 36 mJ
• C) 0 J
• D) -72 mJ
• E) 72 mJ

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