Electromagnetism 3: Electromagnets
[color=rgb(51,51,51)][font=arial][size=3]This is the 3rd lesson in the series, "Electromagnetism." It demonstrates how to draw a diagram to show how the magnetic field forms around a loop of wire. It also shows how to calculate the magnetic flux passing through a coil and explains how to increase the strength of a magnetic field formed around a loop.[/size][/font][/color]
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