Elementary Lessons on Sound |
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Page 1
... usually given at about thirty - two single , or sixteen double vibrations per second . Apparatus for the demonstration of this fact will be noted further . on . Its higher limit is even more variable , owing to physiological differences ...
... usually given at about thirty - two single , or sixteen double vibrations per second . Apparatus for the demonstration of this fact will be noted further . on . Its higher limit is even more variable , owing to physiological differences ...
Page 6
... usually studied ; in which , if the stretching due to lateral displacement be small in comparison with that to which the string is already subjected , it may be neglected . Transverse Vibrations of Strings . The laws are as follows ...
... usually studied ; in which , if the stretching due to lateral displacement be small in comparison with that to which the string is already subjected , it may be neglected . Transverse Vibrations of Strings . The laws are as follows ...
Page 11
... usually one or two metres apart . The space between these is occupied by a graduated scale , and a travelling bridge slides along the whole distance . By means of the wrest pins , one or more wires are strained over the fixed bridges to ...
... usually one or two metres apart . The space between these is occupied by a graduated scale , and a travelling bridge slides along the whole distance . By means of the wrest pins , one or more wires are strained over the fixed bridges to ...
Page 13
... usually difficult to hear in ordinary sonometers , because the two bridges at the extremities of the string being unable to stop the longitu- dinal vibrations , they are transmitted to the lengths of wire beyond , and thus stifled by ...
... usually difficult to hear in ordinary sonometers , because the two bridges at the extremities of the string being unable to stop the longitu- dinal vibrations , they are transmitted to the lengths of wire beyond , and thus stifled by ...
Page 14
... usually of 1 metre or more in length , is placed below the string , which can be stretched either by wrest - pins or by a weight . A leaden clamp travels along the string . It is the inertia of this weight and that of the terminals ...
... usually of 1 metre or more in length , is placed below the string , which can be stretched either by wrest - pins or by a weight . A leaden clamp travels along the string . It is the inertia of this weight and that of the terminals ...
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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