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[[File:Coenergy.svg|thumb|Graphical definition of coenergy]] ...ms. However, small nonlinearities are often neglected by [[linearisation]] of the problems. ...

...Historical trends in the maximum energy product of permanent magnets (MGOe units).]] .../units/convert_units.cfm?From=1050 eFunda: Glossary: Units: Energy Density Units: Megagauss-Oersted (MG⋅Oe)]</ref> ...

{{Short description|Model for magnetic circuits}} {{About|modeling the magnetic field in magnetic components such as transformers and chokes|the circuit element|Gyrator}} ...

...that the rotor and magnetic field rotate with the same speed, because the magnetic field is generated through a shaft-mounted [[permanent magnet]] mechanism, ...s, and [[hydro turbine]]s into electrical power for the grid. Some designs of [[wind turbine]]s also use this generator type. ...

...we are very distant from its center and experience only a tiny [[magnetic flux density]] (measured in [[tesla (unit)|tesla]]) on its surface. ...from its centre (<math>r</math>) it is possible to calculate the magnetic flux density experienced (<math>\mathbf{B}</math>) using the following approxima ...

{{Short description|Equations describing behavior of a model}} ...known variables (i.e. the [[dependent variable]]s) change when one or more of the known (i.e. [[independent variable|independent]]) variables change. ...

{{Short description|Flow of magnetic monopole charge}} ...out|a current of magnetic monopoles|current as an analog for magnetic flux|Magnetic circuit}} ...

{{short description|Internal magnetic field generated by a magnet}} [[File:VFPt magnets BHM.svg|thumb|Comparison of magnetic field (flux density) {{math|'''B'''}}, demagnetizing field {{math|'''H'''}} and magneti ...

...gibly small in comparison to the reactance, the latter can be used instead of ([[Complex number|complex]]) [[electrical impedance]], simplifying the calc [[File:Salientpole axii.png|thumb|A diagram of a salient pole machine with direct (d) and quadrature (q) axes]] ...

...(mainly quantitatively) [[Ferromagnetism|ferromagnetic]] materials, and [[magnetic core]]s. ...minvar Having a Rectangular Hysteresis Loop'', Williams, Goertz, ''Journal of Applied Physics'' '''23''', 316 (1952); in fact it is rectangle if B-μ<sub> ...

This article summarizes [[equation]]s in the theory of [[electromagnetism]]. ...'''), used as the definition of the [[electric field|'''E''' field]] and [[magnetic field|'''B''' field]].]] ...

|title=On the theory of diamagnetism of conduction electrons ...ight binding|tightly-bound]] electrons in the presence of a slowly varying magnetic vector potential.<ref name=":0"> ...

{{short description|Model of magnetic hysteresis}} ...de = 2000ITM....36..418L }}</ref> Jiles–Atherton model enables calculation of minor and major hysteresis loops.<ref name="Jiles1984" /> ...

{{Short description|Constants describing characteristics of electrical motors}} ...force|back EMF]] constant''') are values used to describe characteristics of electrical motors. ...

{{Short description|Force due to magnetic field}} ...l the interactions between the dipoles of the first magnet and the dipoles of the second magnet. ...

{{Short description|Electrical resistivity of a plasma}} ...PhRv...89..977S|doi=10.1103/PhysRev.89.977}}</ref> The Spitzer resistivity of a plasma decreases in proportion to the electron temperature as <math>T_\te ...

...tor]]. An '''LC circuit''' is a variety of resonant circuit, and consists of an [[inductor]], represented by the letter L, and a [[capacitor]], represen ...in [[farad]]s. The [[angular frequency]] <math>\omega\,</math> has units of [[radian]]s per second. A capacitor stores energy in the electric field be ...

...ian gravitation and the GEM weak gravitational field and slow-motion limit of general relativity--> ...to one position, centre of gravity is a real physical quantity, the point of a body where the gravitational force acts. They are equal if and only if th ...

! scope="col" width="125" | SI units ! Curvature radius of lens/mirror ...

{{Short description|Turbulence that concerns the regimes of magnetofluid flow at high Reynolds number}} '''Magnetohydrodynamic turbulence''' concerns the chaotic regimes of [[magnetofluid]] [[fluid flow|flow]] at high [[Reynolds number]]. [[Magneto ...