Two small balls each of mass 15g are fastened to the ends of silk threads 1m long each and hung from a common point. They attain equilibrium at a distance of 20cm from each other. If one ball has a charge of -0.6microC, what is the charge of the other ball?
Physics super difficult for me - drwls, Tuesday, January 29, 2013 at 3:36am
This is a repeat post, and has already been answered