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- In physics, the fundamental interactions or fundamental forces are the interactions that do not appear to be reducible to more basic interactions. There...40 KB (4,927 words) - 08:38, 10 August 2024
- In physics, Hooke's law is an empirical law which states that the force (F) needed to extend or compress a spring by some distance (x) scales linearly...56 KB (9,420 words) - 08:22, 10 June 2024
- In physics, a gauge theory is a type of field theory in which the Lagrangian, and hence the dynamics of the system itself, do not change under local transformations...47 KB (6,757 words) - 00:00, 10 April 2024
- Continuum mechanics is a branch of mechanics that deals with the deformation of and transmission of forces through materials modeled as a continuous medium...47 KB (7,427 words) - 11:40, 11 August 2024
- In physics, a shock wave (also spelled shockwave), or shock, is a type of propagating disturbance that moves faster than the local speed of sound in the...31 KB (3,959 words) - 22:01, 9 June 2024
- Computational fluid dynamics (CFD) is a branch of fluid mechanics that uses numerical analysis and data structures to analyze and solve problems that involve...67 KB (8,530 words) - 12:49, 19 August 2024
- In physics, specifically electromagnetism, the magnetic flux through a surface is the surface integral of the normal component of the magnetic field B...10 KB (1,122 words) - 06:58, 22 August 2024
- Hydraulic head or piezometric head is a specific measurement of liquid pressure above a vertical datum. It is usually measured as a liquid surface elevation...13 KB (1,863 words) - 05:37, 4 December 2023
- Atomic physics is the field of physics that studies atoms as an isolated system of electrons and an atomic nucleus. Atomic physics typically refers to...9 KB (1,123 words) - 15:34, 30 March 2024
- Kirchhoff's circuit laws are two equalities that deal with the current and potential difference (commonly known as voltage) in the lumped element model...12 KB (1,707 words) - 04:54, 20 May 2024
- In optics, a diffraction grating is an optical grating with a periodic structure that diffracts light, or another type of electromagnetic radiation, into...49 KB (5,810 words) - 22:06, 25 July 2024
- In physics, absorption of electromagnetic radiation is how matter (typically electrons bound in atoms) takes up a photon's energy — and so transforms electromagnetic...9 KB (801 words) - 03:03, 22 June 2024
- The word "mass" has two meanings in special relativity: invariant mass (also called rest mass) is an invariant quantity which is the same for all observers...43 KB (6,288 words) - 15:25, 27 April 2024
- In theoretical physics, supergravity (supergravity theory; SUGRA for short) is a modern field theory that combines the principles of supersymmetry and...31 KB (4,211 words) - 16:46, 9 August 2024
- The quantum harmonic oscillator is the quantum-mechanical analog of the classical harmonic oscillator. Because an arbitrary smooth potential can usually...44 KB (6,974 words) - 10:38, 15 August 2024
- T-symmetry or time reversal symmetry is the theoretical symmetry of physical laws under the transformation of time reversal, T : t ↦ − t . {\displaystyle...31 KB (4,234 words) - 03:54, 23 March 2024
- In physics, the cross section is a measure of the probability that a specific process will take place in a collision of two particles. For example, the...36 KB (5,772 words) - 23:50, 26 May 2024
- Lorenzo Romano Amedeo Carlo Avogadro, Count of Quaregna and Cerreto (/ˌævəˈɡɑːdroʊ/, also US: /ˌɑːv-/, Italian: [ameˈdɛːo avoˈɡaːdro]; 9 August 1776 –...13 KB (1,475 words) - 14:35, 15 August 2024
- In astrodynamics or celestial mechanics, an elliptic orbit or elliptical orbit is a Kepler orbit with an eccentricity of less than 1; this includes the...19 KB (2,715 words) - 21:54, 29 May 2024
- In solid-state physics, the valence band and conduction band are the bands closest to the Fermi level, and thus determine the electrical conductivity of...6 KB (701 words) - 08:59, 14 February 2024