Is there any interaction between a perfect magnetic dipole and a perfect electric dipole, both at rest?
What abut real dipoles?
What does QED say about this?
Yeah, that's what I ment. Sorry for my bad English, It's not my first language :C . Thank you for answering. I'm not sure but I think I've seen it in all bottles. I'm actualy planning on doing some experiments to see if it's light or heat the main cause. I'll upload a picture tomorrow.
Thank...
When I leave a closed half full bottle of water overnight, the next morning I find condensation on the inside walls of the bottle BUT! Only where sun light has reached it! I thought this was widely known and easy to explain, but I've been looking on the Internet for a while and haven't found a...