New electric coils - toroidal transformers of different power New electric coils - toroidal transformers of different power on a rotating object table. Closeup magnetic field wire stock videos & ...

The reversal could actually have a beneficial effect on Earth. The sun is on the verge of a significant event: a magnetic field reversal. The sun undergoes such a reversal every 11 years ...

Learn how microphones and amplifiers work together to convert sound to electrical signals for clear audio output.

Advances in power electronics have made it possible to achieve high magnetic moments by transmitting large current pulses through small excitation coils ... of the magnetic field caused by distance, ...

Multiferroic materials, in which electric and magnetic properties are combined in promising ways, will be the heart of new solutions for data storage, data transmission, and quantum computers.

Earth's magnetic field occasionally bursts into song — but these compositions are written with electromagnetic radiation, not sound waves. When converted to audio signals, though, these strange ...

"You can lay down a fillet of salmon, a New York steak, or a chicken breast and set a time and temperature and walk away." ...

“The current behaviour of magnetic north is something that we have never observed before,” William Brown, a global geomagnetic field modeler at the British Geological Survey, said in a statemen ...

Ampere's law and its applications to infinitely long straight wire ... in uniform magnetic field; Current loop as a magnetic dipole and its magnetic dipole moment, moving coil galvanometer ...