Schott, Gaspar, Mechanica hydraulico-pneumatica. Pars I. Mechanicae Hydraulico-pnevmaticae Theoriam continet. , 1657

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            <pb xlink:href="051/01/142.jpg" pagenum="111"/>
            <p type="margin">
              <s>
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              Tubi verti­
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              cales.</s>
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            <p type="main">
              <s>
                <emph type="italics"/>
              His ita expoſitis, nunc afferemus varia Phænomena,
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              id eſt, apparentias ſeu obſervationes circa fluxum aquæ per tu­
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              bos verticales, cuiuscunque formæ & conditionis; ex quibus
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              deinde deducemus varia Problemata atque Theoremata; quo­
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              rum multa applicari etiam poterunt fluxui aquæ per ſiphones,
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              de quibus cap. præcedente. </s>
              <s>Agimus autem hoc Capite ſolùm
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              de fluxu aquæ per tubos ex foramine in baſi facto; de fluxu enim
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              ex foramine facto in latere, loquemur capite ſequenti.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              PROPOSITIO I.
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              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              PHÆNOMENON I.
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              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              Aqua decurrit per tubi verticalis foramen baſis inſtar
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              Columnæ aqueæ, cuius baſis æqualis foramini, altitudo perpen­
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              diculares à baſi erectæ; ſive tubi ſint ſemper
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              pleni, ſive non.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>SInt tubi verticales, AB, cuiuscunque figuræ, haben­
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                <arrow.to.target n="marg203"/>
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              tes foramen B in baſi. </s>
              <s>Dico aquam decurrere per
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              foramen B inſtar columnæ aqueæ AB, cuius baſis
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              eſt foramen B, altitudo verò perpendiculares BA,
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              a baſi erectæ, ſive tubi ſint ſemper pleni, ſive non. </s>
              <s>Patet expe­
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              rientia, & ſequitur ex dictis Cap. 1. Propriet. IV. & ex doctrina
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              Archimedis lib. 1. de Inſidentibus humido, Suppoſitione I. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg203"/>
                <emph type="italics"/>
              Aqua per
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              foramen ba­
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              ſis tuborum
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                <expan abbr="verticaliũ">verticalium</expan>
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              fluit inſtar­
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              colu mnæ a­
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              queæ.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>Ac primò quidem, ſi tubus eſt columnaris, & tota baſis eſt
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              aperta, prout eſt tubus primæ, ex appoſitis, Figuræ ad ſiniſtram;
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              manifeſta eſt experientia: videmus enim totam aquam ſimul
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              paulatim deſcendere, ſi tubus non eſt ſemper plenus. </s>
              <s>Idem au­
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              tem fit, ſi tubus eſt ſemper plenus; deſcendit enim ſemper nova
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              & nova columna aquea, & effluit ex baſi B. </s>
            </p>
            <p type="main">
              <s>Si autem tubus eſt quidem columnaris, ſed aqua non ef­
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              fluit per totam baſim apertam, ſed per foramen in baſi factum, </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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