2012-10-07

Magnetic Fields


A magnetic field is the area around a permanent magnet or a wire carrying a current in which a force is experienced.


The direction of the field at any point should be the direction of the force on a N pole.
The direction is shown by arrows - these point away from N pole towards S pole.

Magnetic field of two magnets with like poles facing.

Magnetic field of two magnets with unlike poles facing.

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