Search SchoolNGR

Monday, 20 April 2026
Register . Login

If the distance between two stationary charged particle is doubled, the magnitude of ...

If the distance between two stationary charged particle is doubled, the magnitude of the electro-static force between them will be
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Doubled
  • B Halved
  • C A quarter of its former value
  • D Unchanged
  • E Four times the original value
Correct Answer: Option C
Explanation:
F \(\alpha\) \(\frac{1}{d^2}\)
F x d2 = constant
F1 x (d1)2 = F2 x (d2)2
d2 = 2d1
F1 x (d1)2 = F2 x (2d1)2
F2 = \(\frac{1}{4}\)F1

Share question on: