# Electromagnetism

## Magnetic energy

Magnetic energy is the potential energy due to or stored…

## Magnetic field

The magnetic induction field or magnetic field $$(\vec{B})$$ is a…

## Paramagnetism

Paramagnetism is a form of magnetism whereby certain materials are…

## Ferrimagnetism

Ferrimagnetism is exhibited by ferrites and oxide of iron called…

## Superconductivity

Superconductivity is a phenomenon of exactly zero electrical resistance and…

## Conductivity

The electrons of different types of atoms have different degrees…

## Direct current (DC)

Direct current (DC) is electricity flowing in a constant direction,…

## Ampacity

Ampacity is a portmanteau for ampere capacity defined by National…

## Electric circuit

An electric circuit is an unbroken loop of conductive material…

## Electron affinity

The electron affinity of an element is a measurable physical quantity, namely,…

## Antiferromagnetism

In materials that exhibit antiferromagnetism, the magnetic moments of atoms…

## Electrical impedance

Electrical impedance is a physical quantity that represents the opposition…

## Capacitance

Capacitance is the electrical property of a capacitor and is…

## Piezoelectricity and piezoelectric effect

Piezoelectricity is the property of some crystalline materials (such as…

## Joule effect

A conductor crossed by an electric current heats up due…

## Magnetic liquid

A magnetic liquid is a substance containing in suspension particles…

## Absorber

In high energy physics experiments, an absorber is any material…

## Equipotential surface

An equipotential surface is therefore defined as the set of…

## Positron

The positron in physics is the antiparticle of the electron,…