Elementary Lessons on Sound |
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Page 11
... consists , in its most modern form , of a long resonant box bearing on its upper surface wrest - pins , and two bridges set at a fixed distance , usually one or two metres apart . The space between these is occupied by a graduated scale ...
... consists , in its most modern form , of a long resonant box bearing on its upper surface wrest - pins , and two bridges set at a fixed distance , usually one or two metres apart . The space between these is occupied by a graduated scale ...
Page 16
... consists of a number of deal rods , about twenty or more , standing up vertically , like the strings of a harp , from a sound - board obliquely Fig . 5. - Longitudinal vibrations of rods . placed below , into which their lower ...
... consists of a number of deal rods , about twenty or more , standing up vertically , like the strings of a harp , from a sound - board obliquely Fig . 5. - Longitudinal vibrations of rods . placed below , into which their lower ...
Page 19
... consists of a carved wooden box , having at the top a number of iron tongues , which the performer sets in vibration by means of his thumbs . This approaches nearly to the musical - box , in which a " comb " of steel vibrators ...
... consists of a carved wooden box , having at the top a number of iron tongues , which the performer sets in vibration by means of his thumbs . This approaches nearly to the musical - box , in which a " comb " of steel vibrators ...
Page 47
... be simply demonstrated . It consists of two tin cylinders , each closed at one end , and Quoted in Guillemin's Forces of Nature . joined together by means of a wire , or even II . ] MODES OF PROPAGATION OF SOUND . 47.
... be simply demonstrated . It consists of two tin cylinders , each closed at one end , and Quoted in Guillemin's Forces of Nature . joined together by means of a wire , or even II . ] MODES OF PROPAGATION OF SOUND . 47.
Page 53
... consists . Newton originally computed the velocity at 0 ° Centi- grade to be 916 feet per second . He took into account only the change of elasticity resulting from a change of density , Lee's Acoustics , Light , and Heat . but entirely ...
... consists . Newton originally computed the velocity at 0 ° Centi- grade to be 916 feet per second . He took into account only the change of elasticity resulting from a change of density , Lee's Acoustics , Light , and Heat . but entirely ...
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Common terms and phrases
acoustical alteration apparatus arytenoid cartilages bassoon beats bell cartilages cavity clarinet comma consonant corresponding density determined diameter diapason digitals disc distance double elastic enharmonic epiglottis equal equal temperament excited experiments Fahrenheit fifth fixed flame flat flute fork friction fundamental note give given harmonic harmonium heard heat Helmholtz human voice inch instrument intervals keyboard keys length longitudinal Lord Rayleigh lower major sixth major third means membrane metal method metres Minor Sixth minor third monochord motion musical sound musical tones named nodes number of vibrations oboe observed obtained octave ordinary organ orifice pendulum perfect perfect fifths pitch plate prime tone produced prongs ratio reed resonance rotating scale schismas segments semitone sharp sharpened simple siren sonorous source of sound string temperament temperature termed tonometer triad tube tuned tuning-fork unison upper partial tones velocity of sound vibration number violin wave wave-length wire