Recent content by episage

  1. E

    How to make a difference of potential inside a fly (with video)

    AC is lethal
  2. E

    Behaviour of a piece of metal inside a coil

    Hello, I was thinking about this and I'm still not sure. I have a long coil (which has uniform magnetic field inside) and a piece of ferromagnetic. Coil is connected to some power source and is positioned perpendicular to surface of the Earth. If I put that piece of ferromagnetic metal...