Nice, I did it and it happened what you said, as if nothing was influencing the needle at all! Hehe. But still I want to make mine. I found this and I thought that maybe I could charge the lead pieces of my experiment using capacitors and make a relation of these equations with the Coulomb's...
Oh... that which you just said hit me in the head. I never thought of it that way but yeah, there's some truth to it that I cannot deny. It's practically the same problem, but with gravity. When I was a kid I was once told gravity keeps us attached to the ground and I simply believed it without...
Hi everyone, I don't mean to offend anyone (actually I'm looking for help), it's just that I am having a hard time believing the superposition principle and below is the reason why I cannot believe it and what I want to do because of it. so I was reading chapter 21 on my physics book and...