The Universal Preceptor: Being a General Grammar of Arts, Sciences, and Useful Knowledge ... |
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Страница 287
This is evident , from the vibration of stringed instruments ; and from the effect on
Water in musical glasses . ... ments , whose vibrations are distinctly perceptible ;
and it is equally clear , that a similar vibration is excited in the nir ; because bells
...
This is evident , from the vibration of stringed instruments ; and from the effect on
Water in musical glasses . ... ments , whose vibrations are distinctly perceptible ;
and it is equally clear , that a similar vibration is excited in the nir ; because bells
...
Страница 289
the air is forced against the sides by the breath , and its vibrations or toues are
produced by the reaction of the sides . 01. Sound in varied by the rapidity and me
: mentum of the vibrating body and this depeudo on the length , tension , and size
...
the air is forced against the sides by the breath , and its vibrations or toues are
produced by the reaction of the sides . 01. Sound in varied by the rapidity and me
: mentum of the vibrating body and this depeudo on the length , tension , and size
...
Страница 290
... it was justly considered , that if other strings could be contrived , whose
vibrations corresponded even with less frequency than the octave , the compass
and variety would be increased without discord , Hence , as the number of
vibrations of ...
... it was justly considered , that if other strings could be contrived , whose
vibrations corresponded even with less frequency than the octave , the compass
and variety would be increased without discord , Hence , as the number of
vibrations of ...
Страница 291
A harp , constructed of strings , divided in this manner , produces an agreeable
melody ; the vibrations according and agreeing with one another at equal
intervals , although the tones are different . 623. If a string consists of 120 parts (
inches ...
A harp , constructed of strings , divided in this manner , produces an agreeable
melody ; the vibrations according and agreeing with one another at equal
intervals , although the tones are different . 623. If a string consists of 120 parts (
inches ...
Страница 353
Chaptcro XXVIII . and XIX . 376 What are the aerial vibrations like that produce
sound ! 377 How rapid are the vibrations of sound ? 378 What is the relative
velocity of sound and light ? 879. Ilow do stringed instrumenta produce sound ?
Chaptcro XXVIII . and XIX . 376 What are the aerial vibrations like that produce
sound ! 377 How rapid are the vibrations of sound ? 378 What is the relative
velocity of sound and light ? 879. Ilow do stringed instrumenta produce sound ?
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Чести термини и фразе
according acid action ancient angle animals appear Author become blood body Book bound Britain called carried cause chief colour combined common consists containing countries course Describe direction distance divided division draw earth Edit effect electrical England English equal equator fall fire five force four give glass Grammar head heat heavens Hence HISTORY hour houses inches inhabitants iron Italy kinds land language leaves length letters light live manner matter means metals miles millions Moon motion move names nature night object origin oxygen pass persons phenomena piece plants pole practical Price principle produce proportion Questions rays rise round rule Schools sense separated side solid sound species stars stone substance supposed surface things tion turned universal various vegetables vibrations weight whole young
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