Science Reference

Magnetic field

In physics, a magnetic field is that part of the electromagnetic field that exerts a force on a moving charge.

A magnetic field can be caused either by another moving charge (i.e., by an electric current) or by a changing electric field..

For more information about the topic Magnetic field, read the full article at Wikipedia.org, or see the following related articles:

Note: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Magnetic field at Wikipedia.org. See the Wikipedia copyright page for more details.

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