Electromagnetic radiation – Electromagnetic waves

|

(Distribution of electromagnetic radiation. ) Electromagnetic radiation refers to a form of linear energy transfer. Visible light is electromagnetic radiation, but is only a small slice of the broad electromagnetic spectrum. The propagation of this radiation, of one or more … Read More

Electricity

|

(Power line near a railway track in Poland. ) Electricity is the effect of the movement of charged particles inside a conductive material, under the effect of a potential difference at the ends thereof. This physical phenomenon is present in … Read More

Electrostatics

|

(Lightning causing a flash of light over Oradea in Romania.) Electrostatics is the branch of physics that studies the phenomena created by static electric charges for the observer. The obtained laws can be generalized to variable (quasi-electrostatic) systems provided that … Read More

Electricity and magnetism – Electromagnetism

|

(Diagram of a solenoid and its magnetic field lines. The shape of all lines was computed according to the laws of electrodynamics. ) Electromagnetism is the branch of physics that studies the interactions between electrically charged particles, whether at rest … Read More

Infographic: Electric circuits

|

An electrical circuit is a set of conductors and electrical or electronic components traversed by an electric current. The electrokinetic study of an electrical circuit consists in determining, at each place, the intensity of the current and the voltage. The … Read More