Foucault gyroscope

См. также в других словарях:

• gyroscope — [ ʒirɔskɔp ] n. m. • 1852; de gyro et scope ♦ Appareil comprenant un gyrostat et utilisant ses propriétés particulières, dues à la rapidité de son mouvement de rotation (fixité de l orientation de son axe, effet gyroscopique [précession],… …   Encyclopédie Universelle

• FOUCAULT (L.) — FOUCAULT LÉON (1819 1868) Physicien français, né et mort à Paris. Après des études médicales, Foucault se tourne vers la physique expérimentale. Avec Fizeau, il étudie la partie infrarouge du spectre solaire et la propagation de la chaleur. En… …   Encyclopédie Universelle

• Foucault — (Jean Bernard Léon) (1819 1868) physicien français. Il mesura la vitesse de la lumière (à l aide d un miroir tournant), inventa le gyroscope et réalisa, à l aide d un pendule, une expérience démontrant la rotation de la Terre. Foucault (Michel)… …   Encyclopédie Universelle

• Gyroscope — Gy ro*scope (j[imac] r[ o]*sk[=o]p), n. [Gr. gy^ros ring, circle + scope.] 1. A rotating wheel, mounted in a ring or rings, for illustrating the dynamics of rotating bodies, the composition of rotations, etc. It was devised by Professor W. R.… …   The Collaborative International Dictionary of English

• gyroscope — heavy rotating wheel with an axis free to turn in any direction, 1856, invented and named in French 1852 by Foucault, from Gk. gyros circle (see GYRE (Cf. gyre)) + skopos watcher (see SCOPE (Cf. scope) (1)), because the device demonstrates that… …   Etymology dictionary

• Gyroscope — Exemple de gyroscope avec trois degrés de liberté de rotation autour de trois axes. Le rotor (plateau central en rotation) gardera son axe de rotation fixe quelles que soient les orientations des cercles extérieurs. Un gyroscope (du grec… …   Wikipédia en Français

• Gyroscope — A gyroscope is a device for measuring or maintaining orientation, based on the principles of angular momentum [ [http://demonstrations.wolfram.com/Gyroscope/ Gyroscope] by Sándor Kabai, The Wolfram Demonstrations Project.] [… …   Wikipedia

• gyroscope — gyroscopic /juy reuh skop ik/, adj. gyroscopically, adv. /juy reuh skohp /, n. an apparatus consisting of a rotating wheel so mounted that its axis can turn freely in certain or all directions, and capable of maintaining the same absolute… …   Universalium

• Foucault pendulum — The Foucault pendulum (pronEng|fuːˈkoʊ foo KOH ), or Foucault s pendulum, named after the French physicist Léon Foucault, was conceived as an experiment to demonstrate the rotation of the Earth.The experimentThe experimental apparatus consists of …   Wikipedia

• Foucault, Jean — ▪ French physicist in full  Jean Bernard Léon Foucault  born Sept. 18, 1819, Paris, France died Feb. 11, 1868, Paris  French physicist who introduced and helped develop a technique of measuring the absolute velocity of light (speed of light) with …   Universalium

• Foucault , Jean Bernard Léon — (1819–1868) French physicist Foucault, the son of a Parisian bookseller, originally intended to study medicine, but transferred his interest to physical science. In 1855 he became a physicist at the Paris Observatory. His main work was on… …   Scientists