{"id":24473,"date":"2015-08-02T10:31:33","date_gmt":"2015-08-02T08:31:33","guid":{"rendered":"https:\/\/rinconeducativo.org\/recursos-educativos\/campo-magnetico-de-una-bobina\/"},"modified":"2024-12-18T14:00:03","modified_gmt":"2024-12-18T13:00:03","slug":"magnetic-field-coil","status":"publish","type":"re_recurso","link":"https:\/\/rinconeducativo.org\/en\/recursos-educativos\/magnetic-field-coil\/","title":{"rendered":"Magnetic field of a coil"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Series of experiments related to understanding how electric current is generated<\/h2>\n\n\n\n<p><strong>Aim:<\/strong><\/p>\n\n\n\n<p>Build a coil and see its behavior when a current flows through it.<\/p>\n\n\n\n<p><strong>Material:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>4 - 5 meters of coil wire (failing that, use electrical wire with the thinnest possible plastic insulation, such as the one used in headphones)<\/li>\n\n\n\n<li>Plastic reel (reel of electrical tape or adhesive tape)<\/li>\n\n\n\n<li>Cardboard sheet.<\/li>\n\n\n\n<li>Iron filings.<\/li>\n\n\n\n<li>Compass<\/li>\n<\/ul>\n\n\n\n<p><strong>Process:<\/strong><\/p>\n\n\n\n<h5 class=\"wp-block-heading\">Coil Construction<\/h5>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Wind the conductive thread on the spool, about 300 turns (spirals). - Fix it with zeal or insulating tape giving it a complete turn. - Remove the insulation from the tips. The coil is ready to go.<\/li>\n<\/ul>\n\n\n\n<h5 class=\"wp-block-heading\">Coil behaviour:<\/h5>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Make an H-shaped hole in the cardboard sheet, in such a way that the coil can be inserted with half facing up and the other half below.<\/li>\n\n\n\n<li>Spread the filings as in the previous activity.<\/li>\n\n\n\n<li>Give the usual tapping and connect the source.<\/li>\n<\/ul>\n\n\n\n<p><strong>Record what you observe:<\/strong><\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p><strong>Next, approach the compass by one of the faces and write down what is observed:<\/strong><\/p>\n\n\n\n<p>&nbsp;________________________________________________________<\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>&nbsp;________________________________________________________<\/p>\n\n\n\n<p>&nbsp;________________________________________________________<\/p>\n\n\n\n<p><strong>Place the compass on the other side and write down what is observed:<\/strong><\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p><strong>Write down what happens if the connections are switched and all the previous steps are repeated:<\/strong><\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>________________________________________________________<\/p>\n\n\n\n<p>_______________________________________________________<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Magnetic field of a coil<\/p>\n","protected":false},"author":1088,"featured_media":9948,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[8071,7951],"edad":[7137],"recursos_tipo":[7203],"recursos_tema":[7187,7186,7949],"clasificacion_anterior":[],"class_list":["post-24473","re_recurso","type-re_recurso","status-publish","has-post-thumbnail","hentry","tag-electricity","tag-magnetism","edad-de-12-a-16-en","recursos_tipo-practical-activities","recursos_tema-electricity","recursos_tema-energy","recursos_tema-magnetism"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - 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