Electromagnetism & Electronics
67 terms · page 2 of 3
Faraday's Law of Induction
Maxwell's third equation stating that a time-varying magnetic flux through a closed conductive loop induces an electromotive force (EMF)…
Electromagnetism & ElectronicsFerromagnetism
A strong magnetic phenomenon in which atomic magnetic moments spontaneously align parallel into localized magnetic domains, producing…
Electromagnetism & ElectronicsGauss's Law for Electricity
Maxwell's first equation stating that the net electric flux through any closed Gaussian surface equals the total enclosed charge divided by…
Electromagnetism & ElectronicsGauss's Law for Magnetism
Maxwell's second equation stating that the total magnetic flux passing through any closed surface is always identically zero.
Electromagnetism & ElectronicsHall Effect
The production of a transverse electric potential difference (Hall voltage) across a current-carrying conductor in an orthogonal magnetic…
Electromagnetism & ElectronicsInductive Reactance
The opposition offered by an inductor to alternating current flow, directly proportional to AC frequency and inductance.
Electromagnetism & ElectronicsJoule Heating
The process in which the flow of electric current through a conductor generates thermal energy due to electrical resistance.
Electromagnetism & ElectronicsKirchhoff's Laws
Two fundamental circuit analysis laws expressing conservation of electric charge (Current Law) and conservation of energy (Voltage Law).
Electromagnetism & ElectronicsLC Circuit & Oscillations
An electrical circuit containing an inductor and capacitor that exchanges energy periodically between the electric field of the capacitor…
Electromagnetism & ElectronicsLenz's Law
A physical law asserting that the direction of an induced current always produces a magnetic field that opposes the change in magnetic flux…
Electromagnetism & ElectronicsLogic Gates
Elementary digital electronic building blocks that perform Boolean logical operations on one or more binary inputs to yield a single binary…
Electromagnetism & ElectronicsLorentz Force
The combined force exerted on a charged particle moving through electromagnetic fields containing both electric and magnetic field…
Electromagnetism & ElectronicsMagnetic Dipole
The basic magnetic structure created by a closed circulating current loop or intrinsic particle spin, possessing North and South magnetic…
Electromagnetism & ElectronicsMagnetic Dipole Moment
A vector quantity determining the torque experienced by a magnetic dipole when placed in an external magnetic field.
Electromagnetism & ElectronicsMagnetic Field
A vector field generated by moving electric charges, electric currents, or intrinsic magnetic moments that exerts magnetic forces on other…
Electromagnetism & ElectronicsMagnetic Flux
The measure of the total magnetic field passing normally through a specified surface area.
Electromagnetism & ElectronicsMagnetic Hysteresis
The lagging of magnetization behind the applied magnetizing field in ferromagnetic materials during cyclic magnetization.
Electromagnetism & ElectronicsMagnetic Permeability
A material property measuring the degree to which a medium supports and concentrates magnetic flux inside itself when subjected to a…
Electromagnetism & ElectronicsMagnetic Susceptibility
A dimensionless material property measuring the degree of magnetization induced in a material per unit applied magnetic field strength.
Electromagnetism & ElectronicsMaxwell's Equations
The set of four fundamental partial differential equations that unify electricity, magnetism, and optics into classical electrodynamics.
Electromagnetism & ElectronicsMOSFET
A Metal-Oxide-Semiconductor Field-Effect Transistor that uses an insulated gate voltage to control current flow through an underlying…
Electromagnetism & ElectronicsMoving Coil Galvanometer, Ammeter & Voltmeter
An electromechanical instrument that measures small currents using magnetic torque on a pivoted coil, converted to an ammeter or voltmeter…
Electromagnetism & ElectronicsMutual Inductance
The induction of an electromotive force in a secondary circuit loop caused by a time-varying current in an adjacent primary circuit loop.
Electromagnetism & ElectronicsOhm's Law
An empirical relation stating that the electric current flowing through an ohmic conductor is directly proportional to the applied voltage…