All contributors in Electricity & Magnetism
Faraday Cages and Lightning Safety
An enclosed metal shell acting as a Faraday cage can offer protection from lightning and other electrical effects. more...
Understanding the Faraday Cage
A Faraday cage is an enclosed conducting shell that shields its interior from strong electric fields and electromagnetic waves. more...
Oersted's Electromagnetic Effects
During a class, Oersted noticed that a compass near a wire carrying electricity was affected by the current induced magnetic field. more...
In electrical circuit elements the resistance in ohms, potential difference in volts, and current in amps are related by Ohm's law. more...
All feature articles in Electricity & Magnetism