Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Electromagnet> ?p ?o }
- Electromagnet abstract "An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. The magnetic field disappears when the current is turned off. Electromagnets usually consist of a large number of closely spaced turns of wire that create the magnetic field. The wire turns are often wound around a magnetic core made from a ferromagnetic or ferrimagnetic material such as iron; the magnetic core concentrates the magnetic flux and makes a more powerful magnet.The main advantage of an electromagnet over a permanent magnet is that the magnetic field can be quickly changed by controlling the amount of electric current in the winding. However, unlike a permanent magnet that needs no power, an electromagnet requires a continuous supply of current to maintain the magnetic field.Electromagnets are widely used as components of other electrical devices, such as motors, generators, relays, loudspeakers, hard disks, MRI machines, scientific instruments, and magnetic separation equipment. Electromagnets are also employed in industry for picking up and moving heavy iron objects such as scrap iron and steel.".
- Electromagnet thumbnail Simple_electromagnet2.gif?width=300.
- Electromagnet wikiPageExternalLink mag_basic.html.
- Electromagnet wikiPageExternalLink mdipole.htm.
- Electromagnet wikiPageExternalLink magnets.
- Electromagnet wikiPageID "92377".
- Electromagnet wikiPageLength "42391".
- Electromagnet wikiPageOutDegree "177".
- Electromagnet wikiPageRevisionID "682010003".
- Electromagnet wikiPageWikiLink AC_motor.
- Electromagnet wikiPageWikiLink Actuator.
- Electromagnet wikiPageWikiLink Alternating_current.
- Electromagnet wikiPageWikiLink Ampere.
- Electromagnet wikiPageWikiLink Ampere_(unit).
- Electromagnet wikiPageWikiLink Amperes.
- Electromagnet wikiPageWikiLink Amperes_Law.
- Electromagnet wikiPageWikiLink Amperes_circuital_law.
- Electromagnet wikiPageWikiLink Ampxc3xa8res_circuital_law.
- Electromagnet wikiPageWikiLink Biot–Savart_law.
- Electromagnet wikiPageWikiLink Bitter_electromagnet.
- Electromagnet wikiPageWikiLink Capacitor.
- Electromagnet wikiPageWikiLink Category:Concepts_in_physics.
- Electromagnet wikiPageWikiLink Category:Electromagnetism.
- Electromagnet wikiPageWikiLink Category:Types_of_magnets.
- Electromagnet wikiPageWikiLink Coercivity.
- Electromagnet wikiPageWikiLink Conventional_current.
- Electromagnet wikiPageWikiLink Cryostat.
- Electromagnet wikiPageWikiLink Degaussing.
- Electromagnet wikiPageWikiLink Diode.
- Electromagnet wikiPageWikiLink Dipole_magnet.
- Electromagnet wikiPageWikiLink Direct_current.
- Electromagnet wikiPageWikiLink Earphone.
- Electromagnet wikiPageWikiLink Eddy_current.
- Electromagnet wikiPageWikiLink Electric_arc.
- Electromagnet wikiPageWikiLink Electric_bell.
- Electromagnet wikiPageWikiLink Electric_charge.
- Electromagnet wikiPageWikiLink Electric_current.
- Electromagnet wikiPageWikiLink Electric_generator.
- Electromagnet wikiPageWikiLink Electric_motor.
- Electromagnet wikiPageWikiLink Electrical_resistance.
- Electromagnet wikiPageWikiLink Electrical_resistance_and_conductance.
- Electromagnet wikiPageWikiLink Electrical_steel.
- Electromagnet wikiPageWikiLink Electromagnetic_coil.
- Electromagnet wikiPageWikiLink Electromagnetic_lock.
- Electromagnet wikiPageWikiLink Electromagnetism.
- Electromagnet wikiPageWikiLink Electromechanical.
- Electromagnet wikiPageWikiLink Electromechanics.
- Electromagnet wikiPageWikiLink Electropermanent_magnet.
- Electromagnet wikiPageWikiLink Explosively_pumped_flux_compression_generator.
- Electromagnet wikiPageWikiLink Faradays_law_of_induction.
- Electromagnet wikiPageWikiLink Fatigue_(material).
- Electromagnet wikiPageWikiLink Felix_Bloch.
- Electromagnet wikiPageWikiLink Ferrimagnetic.
- Electromagnet wikiPageWikiLink Ferrimagnetism.
- Electromagnet wikiPageWikiLink Ferrite_(magnet).
- Electromagnet wikiPageWikiLink Ferrite_core.
- Electromagnet wikiPageWikiLink Ferromagnetic.
- Electromagnet wikiPageWikiLink Ferromagnetism.
- Electromagnet wikiPageWikiLink Finite_element_method.
- Electromagnet wikiPageWikiLink Flyback_diode.
- Electromagnet wikiPageWikiLink Francis_Bitter.
- Electromagnet wikiPageWikiLink Frequency.
- Electromagnet wikiPageWikiLink Hans_Christian_Ørsted.
- Electromagnet wikiPageWikiLink Hard_disk.
- Electromagnet wikiPageWikiLink Hard_disk_drive.
- Electromagnet wikiPageWikiLink Headphones.
- Electromagnet wikiPageWikiLink Helix.
- Electromagnet wikiPageWikiLink Hyperthermia_therapy.
- Electromagnet wikiPageWikiLink Hysteresis.
- Electromagnet wikiPageWikiLink Hysteresis_loop.
- Electromagnet wikiPageWikiLink Hysteresis_loss.
- Electromagnet wikiPageWikiLink Implosion_(mechanical_process).
- Electromagnet wikiPageWikiLink Inductance.
- Electromagnet wikiPageWikiLink Induction_heating.
- Electromagnet wikiPageWikiLink Inductor.
- Electromagnet wikiPageWikiLink Insulator_(electricity).
- Electromagnet wikiPageWikiLink Iron.
- Electromagnet wikiPageWikiLink Joseph_Henry.
- Electromagnet wikiPageWikiLink Lamination.
- Electromagnet wikiPageWikiLink Leakage_flux.
- Electromagnet wikiPageWikiLink Leakage_inductance.
- Electromagnet wikiPageWikiLink Lev_Landau.
- Electromagnet wikiPageWikiLink Liquid_helium.
- Electromagnet wikiPageWikiLink Lorentz_force.
- Electromagnet wikiPageWikiLink Loudspeaker.
- Electromagnet wikiPageWikiLink MRI.
- Electromagnet wikiPageWikiLink Magnet.
- Electromagnet wikiPageWikiLink Magnetic_bearing.
- Electromagnet wikiPageWikiLink Magnetic_circuit.
- Electromagnet wikiPageWikiLink Magnetic_core.
- Electromagnet wikiPageWikiLink Magnetic_domain.
- Electromagnet wikiPageWikiLink Magnetic_domains.
- Electromagnet wikiPageWikiLink Magnetic_field.
- Electromagnet wikiPageWikiLink Magnetic_field_lines.
- Electromagnet wikiPageWikiLink Magnetic_flux.
- Electromagnet wikiPageWikiLink Magnetic_levitation.
- Electromagnet wikiPageWikiLink Magnetic_lock.
- Electromagnet wikiPageWikiLink Magnetic_permeability.
- Electromagnet wikiPageWikiLink Magnetic_pressure.
- Electromagnet wikiPageWikiLink Magnetic_recording.