The New Encyclopædia Britannica, Volume 16Encyclopaedia Britannica, 1981 - Encyclopedias and dictionaries |
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Page 36
... motion from classical mechanics are known ; thus while the recognition of the symmetries they imply is aesthetically satisfying and often provides a powerful analytical method , the laws in themselves are already complete and nothing ...
... motion from classical mechanics are known ; thus while the recognition of the symmetries they imply is aesthetically satisfying and often provides a powerful analytical method , the laws in themselves are already complete and nothing ...
Page 146
... motion of the stars , the annual motion of the Sun , and the retrogressive behaviour of the planets result from the Earth's daily rotation on its axis and yearly revolution around the Sun , which is stationary at the centre of the ...
... motion of the stars , the annual motion of the Sun , and the retrogressive behaviour of the planets result from the Earth's daily rotation on its axis and yearly revolution around the Sun , which is stationary at the centre of the ...
Page 583
... motion ; and any surface drawn through all points of the same phase will constitute a wave front . The Figure shows a spherical wave front ( w ) for a sound wave spreading out from a point source and a plane wave front ( w ) for a ...
... motion ; and any surface drawn through all points of the same phase will constitute a wave front . The Figure shows a spherical wave front ( w ) for a sound wave spreading out from a point source and a plane wave front ( w ) for a ...
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