Elementary Treatise on Natural Philosophy, Volumen4D. Appleton, 1891 |
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Página 865
... to rest . Such movement is called vibratory . The motion from D ' to D " , or from D " to D ' , is called a single vibration . The two together constitute a double or complete vibration ; and the time of executing 55.
... to rest . Such movement is called vibratory . The motion from D ' to D " , or from D " to D ' , is called a single vibration . The two together constitute a double or complete vibration ; and the time of executing 55.
Página 866
Augustin Privat-Deschanel Joseph David Everett. double or complete vibration ; and the time of executing a complete vibration is the period of vibration . The amplitude of vibration for any point in the spring is the distance of its ...
Augustin Privat-Deschanel Joseph David Everett. double or complete vibration ; and the time of executing a complete vibration is the period of vibration . The amplitude of vibration for any point in the spring is the distance of its ...
Página 874
... complete wave of the undulation is accordingly represented by the curve A E'A , C'A2 ( Fig . 603 ) , the portions of the curve below the line of a " D ' , C ' D ' F1 E F A C D As Fi F ' E ' Fig . 603. - Graphical Representation of Complete ...
... complete wave of the undulation is accordingly represented by the curve A E'A , C'A2 ( Fig . 603 ) , the portions of the curve below the line of a " D ' , C ' D ' F1 E F A C D As Fi F ' E ' Fig . 603. - Graphical Representation of Complete ...
Página 876
... complete period , being the same as at the beginning , so that the seventh line is merely a repetition of the first . Some examples of this kind of wave - motion will be mentioned in later chapters . 871. Propagation in an Open Space ...
... complete period , being the same as at the beginning , so that the seventh line is merely a repetition of the first . Some examples of this kind of wave - motion will be mentioned in later chapters . 871. Propagation in an Open Space ...
Página 879
... complete wave is kinetic , the other half being potential . 872. Dissipation of Sonorous Energy . The reasoning by which we have endeavoured to establish the law of inverse squares , assumes that onward propagation involves no loss of ...
... complete wave is kinetic , the other half being potential . 872. Dissipation of Sonorous Energy . The reasoning by which we have endeavoured to establish the law of inverse squares , assumes that onward propagation involves no loss of ...
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achromatic analyser angle of incidence beam body bright lines called centimetres centre coincidence colours concave mirror conjugate foci convex convex lens crystal curvature denote diameter direction distance employed equal experiment eye-piece flame focal length frequency of vibration fundamental note glass harmonics Hence Iceland-spar incident ray index of refraction interval inverted law of sines lens lenses luminous point magnifying power medium metres minimum deviation nearly node normal number of vibrations object object-glass oblique observer obtained octave optical ordinary parallel particles pencil perpendicular pipe pitch placed plane mirror plate polarization portion position principal axis principal focus prism produced propagation radius rarefaction ratio reflected rays refrangibility represented retina rotation screen seen side slit solar spectra spectrum spherical string subtends surface telescope tion tone traversing tube undulation velocity of sound vertical vibrations vibrations per second violet virtual image visual angle wave-front wave-length waves