14.1. The Big Idea http://www.ck12.org
MEDIA
Click image to the left for more content.MEDIA
Click image to the left for more content.Two current-carrying wires next to each other each exert magnetic fields and thereby forces on each other.
MEDIA
Click image to the left for more content.Φ=NB·A
If you have a closed, looped wire of areaA(measured inm^2 ) andNloops, and you pass a magnetic fieldBthrough,
the magnetic flux isΦ. The units of magnetic flux areT·m^2 , also known as aWeber(W b).