_:n51ee671a81254ef49cd6d05ae15b6c2axb0
<http://schema.org/description>
"A point charge of 4 μC is 3 cm apart from the charge q'=1 μC. Find the magnitude of the Coulomb force which one particle exerts on the other."
<https://physexams.com/lesson/Coulombs-Law-Solved-Problems_16>