Physics · Electrostatics
Three equal charges +q are placed at the corners of an equilateral triangle. A test charge constrained to move on the plane of the triangle is placed at the center of the triangle. Which of the following statements about the test charge is true?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It is in an unstable equilibrium.
- 2It is not in an equilibrium.
- 3It is in a stable equilibrium.
- 4Stability of the equilibrium depends on the sign of the test charge.✓
Correct answer
Stability of the equilibrium depends on the sign of the test charge.
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