Musschenbroek, Petrus van, Physicae experimentales, et geometricae de magnete, tuborum capillarium vitreorumque speculorum attractione, magnitudine terrae, cohaerentia corporum firmorum dissertationes: ut et ephemerides meteorologicae ultraiectinae

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        <div xml:id="echoid-div180" type="section" level="1" n="180">
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            <s xml:id="echoid-s6630" xml:space="preserve">
              <pb o="279" file="0293" n="293" rhead="DE TUBIS CAPILLARIBUS VITREIS."/>
            gutta, inferiori appendens orificio, fluidi deſcenſum impedit ali-
              <lb/>
            quomodo: </s>
            <s xml:id="echoid-s6631" xml:space="preserve">Accurate tamen iterum altitudo 20 linearum habetur,
              <lb/>
            ſi planæ ſuperficiei alicujus corporis imponatur alia aquæ gutta,
              <lb/>
            eique apponatur gutta tubi; </s>
            <s xml:id="echoid-s6632" xml:space="preserve">ambabus hiſce ſe permiſcentibus, flui-
              <lb/>
            dum ex tubo ad ſolitam deſcendit altitudinem. </s>
            <s xml:id="echoid-s6633" xml:space="preserve">Adnotavit hoc
              <lb/>
            etiam Cl. </s>
            <s xml:id="echoid-s6634" xml:space="preserve">Carrè: </s>
            <s xml:id="echoid-s6635" xml:space="preserve">idem cæteroquin obtineri poteſt, ſi gutta tubi
              <lb/>
            orificio appenſa prudenter linteo abſtergeatur: </s>
            <s xml:id="echoid-s6636" xml:space="preserve">Petitus in L’Hiſt. </s>
            <s xml:id="echoid-s6637" xml:space="preserve">de
              <lb/>
            L’Acad. </s>
            <s xml:id="echoid-s6638" xml:space="preserve">Roy. </s>
            <s xml:id="echoid-s6639" xml:space="preserve">A°. </s>
            <s xml:id="echoid-s6640" xml:space="preserve">1724. </s>
            <s xml:id="echoid-s6641" xml:space="preserve">etiam obſervavit Aquam altius in tubo ex
              <lb/>
            vaſe ſublato hæſiſſe, cum enim tubum diametri {2/3} lineæ immerſerat
              <lb/>
            Aquæ, quæ ad altitudinem 5 linearum adſcendit, tubum ex Aqua
              <lb/>
            exemit, quæ in illo manſit ad altitudinem 6 {2/3} linearum ſuſpenſa:
              <lb/>
            </s>
            <s xml:id="echoid-s6642" xml:space="preserve">Alia vice unico ictu eundem tubum ſubito ex Aqua extraxit, hac
              <lb/>
            manente in eo ſuſpenſa ad altitudinem 8 {1/2} lin. </s>
            <s xml:id="echoid-s6643" xml:space="preserve">cum tam ſubito ef-
              <lb/>
            fluere non poterat.</s>
            <s xml:id="echoid-s6644" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div181" type="section" level="1" n="181">
          <head xml:id="echoid-head193" xml:space="preserve">EXPERIMENTUM V.</head>
          <p>
            <s xml:id="echoid-s6645" xml:space="preserve">Idem tubus priorum IV. </s>
            <s xml:id="echoid-s6646" xml:space="preserve">Experimentorum, Aquæ ferventi im-
              <lb/>
            merſus, eam in ſe recepit ad altitudinem 19 {1/2} vel 20 linea-
              <lb/>
            rum.</s>
            <s xml:id="echoid-s6647" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s6648" xml:space="preserve">Corollar. </s>
            <s xml:id="echoid-s6649" xml:space="preserve">Ergo Aqua frigida ad eandem, non ad minorem, altitudinem
              <lb/>
            in tubum adſcendit ac calida: </s>
            <s xml:id="echoid-s6650" xml:space="preserve">Quia autem partes Aquæ ferventis mul-
              <lb/>
            to vehementius moventur, quam frigidæ, patet motum partium A-
              <lb/>
            quæ non eſſe cauſam adſcenſus in tubos, uti aliqui opinati ſunt,
              <lb/>
            nam ſecundum hos Aqua fervens & </s>
            <s xml:id="echoid-s6651" xml:space="preserve">valde mota multo altius adſcen-
              <lb/>
            dere cogeretur: </s>
            <s xml:id="echoid-s6652" xml:space="preserve">Sed nec Ignis eſt cauſa adſcenſus, quia tum data
              <lb/>
            ejus majori copia altior adſcenſus fieri deberet, qui non fit: </s>
            <s xml:id="echoid-s6653" xml:space="preserve">In-
              <lb/>
            ſtituit etiam idem Experimentum Honoratus Fabry. </s>
            <s xml:id="echoid-s6654" xml:space="preserve">§. </s>
            <s xml:id="echoid-s6655" xml:space="preserve">1.</s>
            <s xml:id="echoid-s6656" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div182" type="section" level="1" n="182">
          <head xml:id="echoid-head194" xml:space="preserve">EXPERIMENTUM VI.</head>
          <p>
            <s xml:id="echoid-s6657" xml:space="preserve">Tubus idem vacuus, oblique ad horizontem aquæ immiſſus,
              <lb/>
            in ſe Aquam recipit ad altitudinem perpendicularem 20 linea-
              <lb/>
            rum.</s>
            <s xml:id="echoid-s6658" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s6659" xml:space="preserve">Coroll. </s>
            <s xml:id="echoid-s6660" xml:space="preserve">Adeoque vis Aquam elevans in tubum eſt revera æqualis
              <lb/>
            gravitati 20 linearum perpendicularium Aquæ: </s>
            <s xml:id="echoid-s6661" xml:space="preserve">Idcirco poſito </s>
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