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Alembert's principle
(Encyclopedia)Alembert's principle: see D'Alembert's principle. ...correspondence principle
(Encyclopedia)correspondence principle, physical principle, enunciated by Niels Bohr in 1923, according to which the predictions of the quantum theory must correspond to the predictions of the classical theories of...complementarity principle
(Encyclopedia)complementarity principle, physical principle enunciated by Niels Bohr in 1928 stating that certain physical concepts are complementary. If two concepts are complementary, an experiment that clearly i...uncertainty principle
(Encyclopedia)uncertainty principle, physical principle, enunciated by Werner Heisenberg in 1927, that places an absolute, theoretical limit on the combined accuracy of certain pairs of simultaneous, related measur...Bernoulli's principle
(Encyclopedia) CE5 Bernoulli's principle Bernoulli's principle, physical principle formulated by Daniel Bernoulli that states that as the speed of a moving fluid (liquid or gas) increases, the pressure within th...D'Alembert's principle
(Encyclopedia)D'Alembert's principle dălˈəmbârzˌ [key], in mechanics, principle permitting the reduction of a problem in dynamics to one in statics. This is accomplished by introducing a fictitious force equal...Monroe Doctrine
(Encyclopedia)Monroe Doctrine, principle of American foreign policy enunciated in President James Monroe's message to Congress, Dec. 2, 1823. It initially called for an end to European intervention in the Americas,...Gagern, Heinrich, Freiherr von
(Encyclopedia)Gagern, Heinrich, Freiherr von hīnˈrĭkh frīˈhĕr fən gäˈgərn [key], 1799–1880, German statesman. A Hessian parliamentary leader and leading advocate of German unity, he became (1848) presid...principle of indeterminacy
(Encyclopedia)principle of indeterminacy: see uncertainty principle. ...Buckingham, George Villiers, 2d duke of
(Encyclopedia)Buckingham, George Villiers, 2d duke of, 1628–87, English courtier; son of the 1st duke. Brought up with the royal family and educated at Cambridge, he was a strong royalist in the English civil war...Browse by Subject
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