Coulomb's Law: Distance is Calculated Parameter

F= k_eq₁q₂/r²
k_e=8.9875517923⨯10⁹N⋅m²⋅C^-2
Enter the First Charge (C) : q₁=C
Enter the Second Charge (C): q₂=C
Enter the Force magnitude (N): force=N

Distance (m): R=m
Distance (m): R=m