Gravesande, Willem Jacob 's, Physices elementa mathematica, experimentis confirmata sive introductio ad philosophiam Newtonianam; Tom. 1

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        <div xml:id="echoid-div1098" type="section" level="1" n="268">
          <pb o="204" file="0286" n="312" rhead="PHYSICES ELEMENTA"/>
          <p>
            <s xml:id="echoid-s7872" xml:space="preserve">Non omnia fluida ſunt æque gravia, id eſt, non eandem
              <lb/>
            materiæ quantitatem in eodem ſpatio continent, in ſingu-
              <lb/>
            lis tamen prædicta locum habent.</s>
            <s xml:id="echoid-s7873" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s7874" xml:space="preserve">Quando fluida diver ſæ gravitatis eodem vaſe continentur,
              <lb/>
              <note position="left" xlink:label="note-0286-01" xlink:href="note-0286-01a" xml:space="preserve">717.</note>
            gravius locum infimum occupat, & </s>
            <s xml:id="echoid-s7875" xml:space="preserve">premitur a leviori, illud-
              <lb/>
            que pro altitudine bujus.</s>
            <s xml:id="echoid-s7876" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div1101" type="section" level="1" n="269">
          <head xml:id="echoid-head381" xml:space="preserve">
            <emph style="sc">Experimentum</emph>
          . 5.</head>
          <p>
            <s xml:id="echoid-s7877" xml:space="preserve">Detur aqua, aliquo colore tincta, in vaſe vitreo A, ad al-
              <lb/>
              <note position="left" xlink:label="note-0286-02" xlink:href="note-0286-02a" xml:space="preserve">718.</note>
            titudinem bc; </s>
            <s xml:id="echoid-s7878" xml:space="preserve">ei immergatur tubus vitreus de; </s>
            <s xml:id="echoid-s7879" xml:space="preserve">aquain hunc
              <lb/>
              <note position="left" xlink:label="note-0286-03" xlink:href="note-0286-03a" xml:space="preserve">
                <emph style="sc">TAB. XXVII</emph>
              .
                <lb/>
              fig. 5.</note>
            adſcendit ad altitudinem bc ; </s>
            <s xml:id="echoid-s7880" xml:space="preserve">nunc infundatur oleum te- rebinthinæ, quod fluidum eſt aquâ levius, ſtatim aqua in
              <lb/>
            tubo adſcendet; </s>
            <s xml:id="echoid-s7881" xml:space="preserve">& </s>
            <s xml:id="echoid-s7882" xml:space="preserve">eo magis quo ad majorem altitudinem
              <lb/>
            oleum infunditur; </s>
            <s xml:id="echoid-s7883" xml:space="preserve">non tamen aqua in tubo ad eandem per-
              <lb/>
            tingit altitudinem cum oleo in vaſe; </s>
            <s xml:id="echoid-s7884" xml:space="preserve">quia cum aqua gravi-
              <lb/>
            or ſit, non eadem quam olei altitudo requiritur, ut preſſio-
              <lb/>
            nes ſint æquales.</s>
            <s xml:id="echoid-s7885" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s7886" xml:space="preserve">Qui hocce Experimentum cum Mercurio & </s>
            <s xml:id="echoid-s7887" xml:space="preserve">aqua inſti-
              <lb/>
            tuere voluerit, majorem inter altitudines reperiet differen-
              <lb/>
            tiam, propter majus inter gravitates diſcrimen.</s>
            <s xml:id="echoid-s7888" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div1103" type="section" level="1" n="270">
          <head xml:id="echoid-head382" xml:space="preserve">
            <emph style="sc">Experimentum</emph>
          6.</head>
          <p>
            <s xml:id="echoid-s7889" xml:space="preserve">Immergatur tubi extremitas aquâ; </s>
            <s xml:id="echoid-s7890" xml:space="preserve">oleumque tubo infun-
              <lb/>
              <note position="left" xlink:label="note-0286-04" xlink:href="note-0286-04a" xml:space="preserve">719.</note>
            datur; </s>
            <s xml:id="echoid-s7891" xml:space="preserve">aqua in tubo deprimitur ad d; </s>
            <s xml:id="echoid-s7892" xml:space="preserve">altitudo tamen olei
              <lb/>
              <note position="left" xlink:label="note-0286-05" xlink:href="note-0286-05a" xml:space="preserve">
                <emph style="sc">TAB. XXVII</emph>
              .
                <lb/>
              fig. 6.</note>
            de major eſt altitudine aquæ in vaſe; </s>
            <s xml:id="echoid-s7893" xml:space="preserve">ſi profundius im-
              <lb/>
            mergatur tubus, aqua majori quantitate hunc ingreditur;
              <lb/>
            </s>
            <s xml:id="echoid-s7894" xml:space="preserve">ſi elevetur, aqua iterum exit, ipſumque oleum inſequitur,
              <lb/>
            ſi ad illam tollatur altitudinem ut olei preſſio aquæ preſſio-
              <lb/>
            nem, in parte inferiori tubi, ſuperet.</s>
            <s xml:id="echoid-s7895" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div1105" type="section" level="1" n="271">
          <head xml:id="echoid-head383" xml:space="preserve">CAPUT II.</head>
          <head xml:id="echoid-head384" style="it" xml:space="preserve">De Actione Fluidorum in Fundos, Latera, & Opercula,
            <lb/>
          vaſorum quibus continentur.</head>
          <p>
            <s xml:id="echoid-s7896" xml:space="preserve">FVndus & </s>
            <s xml:id="echoid-s7897" xml:space="preserve">latera vaſis, quo fluidum continetur, ut & </s>
            <s xml:id="echoid-s7898" xml:space="preserve">o-
              <lb/>
              <note position="left" xlink:label="note-0286-06" xlink:href="note-0286-06a" xml:space="preserve">720.</note>
            perculum, quando ſupra hoc in tubo fluidum elevatur,
              <lb/>
            a partibus fluidi illa immediate tangentibus premuntur, &</s>
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