Q. The force between two point charges becomes one-fourth when:

  • (A) Distance is halved
  • (B) Distance is doubled
  • (C) Charge is doubled
  • (D) Charge is halved
✅ Correct Answer: (B) Distance is doubled
Explanation: According to Coulomb's law, F ∝ 1/r². If distance is doubled, force becomes 1/4 times.

Published by Jyoti ⭐ 1.79K Points at 15-Jun-2026 01:37 pm in Physics

Explanation by: Jyoti
According to Coulomb's law, F ∝ 1/r². If distance is doubled, force becomes 1/4 times.

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