Mathematics · Electrostatics
Three particles, each carrying a charge q, are placed at the vertices of an equilateral triangle of side L. The work to be done to decrease the side of the triangle to L2 is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 114πε0 × 3q22L
- 214πε0 × 3q2L✓
- 314πε0 × 2q2L
- 414πε0 × q2L
Correct answer
14πε0 × 3q2L
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