Elementary Lessons on Sound ... |
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Page 10
... elastic rollers , and rotating bows of parchment or horsehair passing over rollers , may be named . A current of air directed against a string has long been known to be competent to excite it , and the Eolian harp has been constructed ...
... elastic rollers , and rotating bows of parchment or horsehair passing over rollers , may be named . A current of air directed against a string has long been known to be competent to excite it , and the Eolian harp has been constructed ...
Page 13
... elastic bars kept in vibration by means of electro - magnets . The period and plane of the wave- motion could be regulated . 2 Indeed the note emitted affords a good measure of the varying velocity of sound - waves in different ...
... elastic bars kept in vibration by means of electro - magnets . The period and plane of the wave- motion could be regulated . 2 Indeed the note emitted affords a good measure of the varying velocity of sound - waves in different ...
Page 14
... elastic material closely resemble those which take place in an organ - pipe , or in the atmosphere at large when conveying sound . The string may be excited by means of the thumb and finger dusted with powdered rosin , and moved ...
... elastic material closely resemble those which take place in an organ - pipe , or in the atmosphere at large when conveying sound . The string may be excited by means of the thumb and finger dusted with powdered rosin , and moved ...
Page 15
... elasticity = density of string Unaffected by tension . Inversely as length . D Their pitch higher than in No. I. Vary in pitch with the material of the string . Harmonics a complete series . Afford a measure of sound - velocity , III ...
... elasticity = density of string Unaffected by tension . Inversely as length . D Their pitch higher than in No. I. Vary in pitch with the material of the string . Harmonics a complete series . Afford a measure of sound - velocity , III ...
Page 16
... Elastic Rods , on the other hand , are of large service both theoretically and practically . They differ materially according to whether the rod is firmly fixed at one or both ends , or free at the two ends , and supported at some other ...
... Elastic Rods , on the other hand , are of large service both theoretically and practically . They differ materially according to whether the rod is firmly fixed at one or both ends , or free at the two ends , and supported at some other ...
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Common terms and phrases
arranged bassoon beats bell Cambridge cartilages cavity chords clarinet comma consonant corresponding Crown 8vo density elastic ELEMENTARY TREATISE English enharmonic equal temperament Eton College excited experiments Extra fcap fifth flame flute fork fundamental note give GREEK harmonic harmonium heard heat Helmholtz HISTORY human voice instrument intervals J. P. MAHAFFY John's College keyboard keys late Fellow LATIN length longitudinal Lord Rayleigh lower major sixth major third Mathematical membrane metal method metres minor monochord motion musical tones named nodes number of vibrations numerous Illustrations oboe octave ordinary organ Owens College Oxford perfect perfect fifths pipe pitch plate prime tone produced Professor ratio reed resonance rotating scale schismas School semitone sharpened siren sixth sonorous source of sound stopped string temperament temperature termed tonometer tube tuned tuning-fork unison upper partial tones velocity of sound vibration number violin wave wave-length
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