Currents cause magnetic fields. If we say that the compass lines up along the field, then the field curls around the wire. B field lines have no beginning or end! - PowerPoint PPT Presentation

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Currents cause magnetic fields. If we say that the compass lines up along the field, then the field curls around the wire. B field lines have no beginning or end!

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Title: PowerPoint Presentation Author: James Thomas Last modified by: James Thomas Created Date: 4/1/2010 4:21:53 PM Document presentation format – PowerPoint PPT presentation

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