A new wave in ultrafast magnetic control
Researchers at the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) have developed an innovative method ...
BBC4y
What is the process inside an electric generator? - Higher
This is alternating current or ac. The output of an alternator can ... increasing the rate of rotation increasing the strength of the magnetic field increasing the number of turns on the coil ...
Hackaday1y
Sort Of Electromagnet Attracts Copper, Aluminum
The coil is fed with AC. The magnetic field from the coil induces an opposite field in the copper ring that is out of phase with the exciting field. The two fields combine to produce a force on ...
ScienceAlert on MSN4d
NASA Is Watching a Huge, Growing Anomaly in Earth's Magnetic Field
NASA has been monitoring a strange anomaly in Earth's magnetic field: a giant region of lower magnetic intensity in the skies ...