Foucault
[fu:'kəu]
Definition
(noun.) French physicist who determined the speed of light and showed that it travels slower in water than in air; invented the Foucault pendulum and the gyroscope (1819-1868).
Typed by Felix--From WordNet
Examples
- The French were among the first to contrive such regulators,--Duboscq, Foucault, Serrin, Houdin, and Lontin invented most useful forms of such apparatus. William Henry Doolittle. Inventions in the Century.
- He split up the iron core of the armature into thin laminations, separated by paper, thus practically suppressing Foucault currents therein and resulting heating effect. Frank Lewis Dyer. Edison, His Life and Inventions.
- Nevertheless very efficient electric lamps working by voltaic batteries were devised by Foucault, Duboscq, Deleuil and others as early as 1853. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- Electric Lamps devised by Foucault and Duboscq. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
Typed by Freddie