- Homework Statement
- 2 metal balls hang from a ceiling on a thread(see picture a.) ). After the balls are charged with the same charge both thread diverge to an angle 20 degrees.(see picture b.) )
What charge is used to charge each ball.
weight of each ball = 0.02 kg
- Relevant Equations
- F = (1/(4*Pi*eps0))*(e*e)/r^2