Answer to Question #181457 in Physics for Anoushka Peter

Question

Find the electrostatic force between two point charges of equal magnitude

12μC each separated by 10cm of distance.

Answer 1

$$F=k\frac{q^2}{r^2}=9·10^9·\frac{(12·10^{-6})^2}{0.1^2}=129.4\text{ N}.$$