156k views
21 votes
Find the force in free space between two like point charges of one coulomb each placed one metre apart

User Danira
by
5.4k points

1 Answer

3 votes

Step-by-step explanation:


{ \rm{force = \frac{q _(1)q _(2) }{4\pi \phi \: {r}^(2) } }} \\

  • q is charge
  • 4πQ is 1 / (9 × 10^9)
  • r is separation distance


{ \rm{force = \frac{1 * 1 * 9 * {10}^(9) }{ {1}^(2) } }} \\ \\ { \boxed{ \rm{force = 9 * {10}^(9) \: newtons }}}

User Mamut
by
5.5k points