Question

2 identical metal spheres having charges of opposite sign attract each other with a force of 0.108N,when seperated by 0.5m. these spheres are brought in contact with each other and then seperated . Then they repel each other with a force 0.036N. what were the initial charges?

Answer 1

gufudtdrffgjfydudyd

vifudfstdtdgsgfguieeeyu

Portugal language this is

ctdtsustdhfdgktxlggftfgfhxhdfncbxydfguegdhrahtshsjy

gnstsiysjtstjwgdjfgzfshhyfbdsydydugohpghrsjsgdhdgsngdjhofydtsrwsxvhdwe