"विद्युत चुम्बक": अवतरणों में अंतर

| caption1 = एक सरल विद्युतचुम्बक<ref name="Hyperphysics">{{cita web | apellido = Nave | nombre = Carl R. | título = Electromagnet | obra = Hyperphysics | editorial = Dept. of Physics and Astronomy, Georgia State Univ. | fecha = 2012 | url = http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/elemag.html | fechaacceso = 17 de septiembre de 2014 | urlarchivo = https://web.archive.org/web/20140922065602/http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/elemag.html | fechaarchivo = 22 सितंबर 2014 }}</ref>

* [https://web.archive.org/web/20090227035711/http://www.magnet.fsu.edu/education/tutorials/magnetacademy/magnets/ Magnets from Mini to Mighty: Primer on electromagnets and other magnets] National High Magnetic Field Laboratory

* [https://web.archive.org/web/20120220030524/http://instruct.tri-c.edu/fgram/web/mdipoleMdipole.htm Magnetic Fields and Forces] Cuyahoga Community College

* [https://web.archive.org/web/20100709205321/http://geophysics.ou.edu/solid_earth/notes/mag_basic/mag_basic.html Fundamental Relationships] School of Geology and Geophysics, University of Oklahoma