Electric fields, magnetic fields, circuits, Maxwell's equations, and the unified theory of electricity and magnetism that underpins all modern technology.
5 articles
13 min readEvery electronic device you use — from the phone in your pocket to the lamp on your desk — operates according to a single elegant relationship: Ohm's Law. This law states that the current flowi...
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14 min readEverything electrical — lightning, batteries, neural signals, transistors — begins with one fundamental property of matter: electric charge. The force between charges, described by Coulomb's La...
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15 min readMagnetism and electricity appear to be separate phenomena — a bar magnet attracts iron, while a charged balloon attracts paper. But they are two aspects of a single fundamental force: electroma...
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15 min readAn electric charge affects the space around it even before anything else is brought near. This influence on space is the electric field. Place a second charge in that field and it feels a force...
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15 min readEvery time you charge your phone, drive a car, or switch on a light, you are using a technology built on a discovery made in 1831 by Michael Faraday: electromagnetic induction. Faraday found th...
Read article →Newton's laws, kinematics, projectile motion, momentum, gravitation, and the mat…
Energy, heat, work, internal energy, the laws of thermodynamics, and the kinetic…
Transverse and longitudinal waves, wave speed, frequency, wavelength, interferen…
Special relativity, quantum mechanics, wave-particle duality, the uncertainty pr…
Displacement, velocity, acceleration, equations of motion, and the mathematical …
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