[جـــــــود]

بسم الله الرحمن الرحيم
السلام عليكم ورحمة الله وبركاته

[flash=http://www.cutescience.com/movies/physics/CurrentField.swf]WIDTH=600 HEIGHT=500[/flash]



[flash=http://www.cutescience.com/movies/physics/CurrentMagneticField.swf]WIDTH=600 HEIGHT=500[/flash]




[flash=http://www.cutescience.com/movies/physics/MagneticFieldStrength.swf]WIDTH=600 HEIGHT=500[/flash]