a ring of iron wraped in a copper wire and the copper wire is fed electricity.
Jan 18, 2011 #1 avolaster 13 0 a ring of iron wraped in a copper wire and the copper wire is fed electricity.
Electromagnetism News on Phys.org Theoretical study shows that Kerr black holes could amplify new physics Exploring the relationship between thermalization dynamics and quantum criticality in lattice gauge theories Unraveling the mysteries of glassy liquids
Jan 18, 2011 #2 berkeman Mentor 65,545 17,345 avolaster said: a ring of iron wraped in a copper wire and the copper wire is fed electricity. That's basically how transformers are made, but with separate windings. The magnetic field goes around inside the ring. See the "Basic Principles" section here: http://en.wikipedia.org/wiki/Transformer .
avolaster said: a ring of iron wraped in a copper wire and the copper wire is fed electricity. That's basically how transformers are made, but with separate windings. The magnetic field goes around inside the ring. See the "Basic Principles" section here: http://en.wikipedia.org/wiki/Transformer .
Jan 18, 2011 #3 yungman 5,690 236 You talking about an iron ring and INSULATED copper wire wrap around along the ring? That is like a toroid with wires and the magnet field going around in circle inside the ring.
You talking about an iron ring and INSULATED copper wire wrap around along the ring? That is like a toroid with wires and the magnet field going around in circle inside the ring.