http://communities.leviton.com/community/knowledgebaseforums/understanding_electricity?view=discussions Most recent forum messages en Thu, 09 Sep 2010 15:23:08 GMT Jive SBS 4.5.5.2 (http://jivesoftware.com/products/clearspace/) 2010-09-09T15:23:08Z en http://communities.leviton.com/message/1672?tstart=0#1672 <!-- [DocumentBodyStart:7439ed83-f8f5-4b2c-8189-b922e778a5d6] --><div class="jive-rendered-content"><p>When current flows through a wire conductor, a magnetic field is created around a conductor.</p><p style="text-align: center;"><a href="http://communities.leviton.com/servlet/JiveServlet/showImage/2-1672-1046/magfield.JPG"><img alt="magfield.JPG" class="jive-image" height="431" src="http://communities.leviton.com/servlet/JiveServlet/downloadImage/2-1672-1046/411-431/magfield.JPG" width="411"/></a></p><p>In 1819 Hans Christian Oersted, a Danish physicist, found that a definite relation exists between magnetism and electricity.&#160; He discovered that an electric current is accompanied by certain magnetic effects and that these effects obey definite laws.&#160; If a compass is placed in the vicinity of a current carrying conductor, thus indicating the presence of a magnetic force.&#160; The direction of the force is assumed to be the direction the north pole of the compass points.&#160; These deflections show that a magnetic field exists in circular form around the conductor.</p></div><!-- [DocumentBodyEnd:7439ed83-f8f5-4b2c-8189-b922e778a5d6] --> Thu, 09 Sep 2010 14:12:28 GMT CommunityAdmin@leviton.com http://communities.leviton.com/message/1672?tstart=0#1672 2010-09-09T14:12:28Z 2 years, 8 months ago 0