Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Magnetic_field> ?p ?o }
- Magnetic_field abstract "A magnetic field is the magnetic effect of electric currents and magnetic materials. The magnetic field at any given point is specified by both a direction and a magnitude (or strength); as such it is a vector field. The term is used for two distinct but closely related fields denoted by the symbols B and H, where H is measured in units of amperes per meter (symbol: A·m−1 or A/m) in the SI. B is measured in teslas (symbol:T) and newtons per meter per ampere (symbol: N·m−1·A−1 or N/(m·A)) in the SI. B is most commonly defined in terms of the Lorentz force it exerts on moving electric charges.Magnetic fields can be produced by moving electric charges and the intrinsic magnetic moments of elementary particles associated with a fundamental quantum property, their spin. In special relativity, electric and magnetic fields are two interrelated aspects of a single object, called the electromagnetic tensor; the split of this tensor into electric and magnetic fields depends on the relative velocity of the observer and charge. In quantum physics, the electromagnetic field is quantized and electromagnetic interactions result from the exchange of photons.In everyday life, magnetic fields are most often encountered as a force created by permanent magnets, which pull on ferromagnetic materials such as iron, cobalt, or nickel, and attract or repel other magnets. Magnetic fields are widely used throughout modern technology, particularly in electrical engineering and electromechanics. The Earth produces its own magnetic field, which is important in navigation, and it shields the Earth's atmosphere from solar wind. Rotating magnetic fields are used in both electric motors and generators. Magnetic forces give information about the charge carriers in a material through the Hall effect. The interaction of magnetic fields in electric devices such as transformers is studied in the discipline of magnetic circuits.".
- Magnetic_field thumbnail VFPt_cylindrical_magnet_thumb.svg?width=300.
- Magnetic_field wikiPageExternalLink 0,290660,sid44_gci763586,00.html.
- Magnetic_field wikiPageExternalLink magnetic-field-strength.html.
- Magnetic_field wikiPageExternalLink historyoftheorie00whitrich.
- Magnetic_field wikiPageExternalLink magfie.html.
- Magnetic_field wikiPageExternalLink magfield.htm.
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- Magnetic_field wikiPageExternalLink Experiment4.pdf.
- Magnetic_field wikiPageExternalLink magnetic-fields.pdf.
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- Magnetic_field wikiPageExternalLink ch11.html.
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- Magnetic_field wikiPageExternalLink magnet-academy.
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- Magnetic_field wikiPageWikiLink A_Dynamical_Theory_of_the_Electromagnetic_Field.
- Magnetic_field wikiPageWikiLink Albert_Einstein.
- Magnetic_field wikiPageWikiLink Alternating_current.
- Magnetic_field wikiPageWikiLink Ampere.
- Magnetic_field wikiPageWikiLink Ampxc3xa8res_circuital_law.
- Magnetic_field wikiPageWikiLink Ampxc3xa8res_force_law.
- Magnetic_field wikiPageWikiLink André-Marie_Ampère.
- Magnetic_field wikiPageWikiLink Angular_momentum.
- Magnetic_field wikiPageWikiLink Antiferromagnetism.
- Magnetic_field wikiPageWikiLink Antiparticle.
- Magnetic_field wikiPageWikiLink Astronomical_object.
- Magnetic_field wikiPageWikiLink Aurora.
- Magnetic_field wikiPageWikiLink Barnett_effect.
- Magnetic_field wikiPageWikiLink Biot–Savart_law.
- Magnetic_field wikiPageWikiLink Bootstrapping.
- Magnetic_field wikiPageWikiLink Brunhes–Matuyama_reversal.
- Magnetic_field wikiPageWikiLink Category:Magnetism.
- Magnetic_field wikiPageWikiLink Category:Physical_quantities.
- Magnetic_field wikiPageWikiLink Charge_density.
- Magnetic_field wikiPageWikiLink Charged_particle.
- Magnetic_field wikiPageWikiLink Charles-Augustin_de_Coulomb.
- Magnetic_field wikiPageWikiLink Classical_electromagnetism.
- Magnetic_field wikiPageWikiLink Classical_physics.
- Magnetic_field wikiPageWikiLink Concentric.
- Magnetic_field wikiPageWikiLink Constitutive_equation.
- Magnetic_field wikiPageWikiLink Contour_line.
- Magnetic_field wikiPageWikiLink Coulomb.
- Magnetic_field wikiPageWikiLink Coulombs_law.
- Magnetic_field wikiPageWikiLink Cross_product.
- Magnetic_field wikiPageWikiLink Curl_(mathematics).
- Magnetic_field wikiPageWikiLink Current_density.
- Magnetic_field wikiPageWikiLink Cylinder_(geometry).
- Magnetic_field wikiPageWikiLink De_Magnete.
- Magnetic_field wikiPageWikiLink Demagnetizing_field.
- Magnetic_field wikiPageWikiLink Diamagnetism.
- Magnetic_field wikiPageWikiLink Differential_rotation.
- Magnetic_field wikiPageWikiLink Dipole.
- Magnetic_field wikiPageWikiLink Divergence.
- Magnetic_field wikiPageWikiLink Dot_product.
- Magnetic_field wikiPageWikiLink Dover_Publications.
- Magnetic_field wikiPageWikiLink Dynamo_theory.
- Magnetic_field wikiPageWikiLink Earths_magnetic_field.
- Magnetic_field wikiPageWikiLink Eddy_current.
- Magnetic_field wikiPageWikiLink Einstein–de_Haas_effect.
- Magnetic_field wikiPageWikiLink Electric_charge.
- Magnetic_field wikiPageWikiLink Electric_current.
- Magnetic_field wikiPageWikiLink Electric_field.
- Magnetic_field wikiPageWikiLink Electric_generator.
- Magnetic_field wikiPageWikiLink Electric_motor.
- Magnetic_field wikiPageWikiLink Electric_potential.
- Magnetic_field wikiPageWikiLink Electric_power.
- Magnetic_field wikiPageWikiLink Electrical_engineering.
- Magnetic_field wikiPageWikiLink Electrical_resistance_and_conductance.
- Magnetic_field wikiPageWikiLink Electromagnet.
- Magnetic_field wikiPageWikiLink Electromagnetic_four-potential.
- Magnetic_field wikiPageWikiLink Electromagnetic_radiation.
- Magnetic_field wikiPageWikiLink Electromagnetic_stress–energy_tensor.
- Magnetic_field wikiPageWikiLink Electromagnetic_tensor.
- Magnetic_field wikiPageWikiLink Electromagnetism.
- Magnetic_field wikiPageWikiLink Electromechanics.
- Magnetic_field wikiPageWikiLink Electromotive_force.
- Magnetic_field wikiPageWikiLink Electron.
- Magnetic_field wikiPageWikiLink Electrostatics.
- Magnetic_field wikiPageWikiLink Elementary_particle.
- Magnetic_field wikiPageWikiLink Energy_density.
- Magnetic_field wikiPageWikiLink Euclidean_vector.
- Magnetic_field wikiPageWikiLink Faradays_law_of_induction.
- Magnetic_field wikiPageWikiLink Ferrimagnetism.
- Magnetic_field wikiPageWikiLink Ferromagnetic_superconductor.
- Magnetic_field wikiPageWikiLink Ferromagnetism.
- Magnetic_field wikiPageWikiLink Feynman_diagram.
- Magnetic_field wikiPageWikiLink Field_(physics).
- Magnetic_field wikiPageWikiLink Flemings_left-hand_rule_for_motors.
- Magnetic_field wikiPageWikiLink Force.
- Magnetic_field wikiPageWikiLink Four-momentum.
- Magnetic_field wikiPageWikiLink Four-vector.
- Magnetic_field wikiPageWikiLink Frame_of_reference.
- Magnetic_field wikiPageWikiLink Franz_Ernst_Neumann.