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

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            <s xml:id="echoid-s5333" xml:space="preserve">
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            manifeſtè virium inæqualitatem indicat.</s>
            <s xml:id="echoid-s5334" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5335" xml:space="preserve">Hæ autem duæ cavitates conjunctæ æquales ſunt cavitati
              <lb/>
            ſoli quæ in præcedenti experimento fuit formata, & </s>
            <s xml:id="echoid-s5336" xml:space="preserve">ita an-
              <lb/>
            te demonſtrata cum Experimentis his exactiſſime congruunt.</s>
            <s xml:id="echoid-s5337" xml:space="preserve">
              <note symbol="*" position="left" xlink:label="note-0200-01" xlink:href="note-0200-01a" xml:space="preserve">464.</note>
            Si enim, adhibito Circino Proportionum conferamus ſoli-
              <lb/>
            da ſimilia, quorum latera homologa ſunt diametri trium
              <lb/>
            cavitatum, S, T, V, (Fig. </s>
            <s xml:id="echoid-s5338" xml:space="preserve">3.) </s>
            <s xml:id="echoid-s5339" xml:space="preserve">in duobus ultimis experimentis
              <lb/>
            formatarum, videbimus cavitates has eſſe inter ſe ut unum,
              <lb/>
            duo, & </s>
            <s xml:id="echoid-s5340" xml:space="preserve">tria; </s>
            <s xml:id="echoid-s5341" xml:space="preserve">id eſt majorem æqualem eſſe duobus mino-
              <lb/>
            ribus ſimul ſumtis. </s>
            <s xml:id="echoid-s5342" xml:space="preserve">Quod etiam ſequenti experimento
              <lb/>
            patet.</s>
            <s xml:id="echoid-s5343" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div763" type="section" level="1" n="201">
          <head xml:id="echoid-head287" xml:space="preserve">
            <emph style="sc">Experimentum</emph>
          5.</head>
          <p>
            <s xml:id="echoid-s5344" xml:space="preserve">Firmato obice N, in hunc impingat velocitate quinque
              <lb/>
              <note position="left" xlink:label="note-0200-02" xlink:href="note-0200-02a" xml:space="preserve">504.</note>
            cylindrus F; </s>
            <s xml:id="echoid-s5345" xml:space="preserve">ſublato hoc & </s>
            <s xml:id="echoid-s5346" xml:space="preserve">ſuſpenſo cylindro D, impingat
              <lb/>
              <note position="left" xlink:label="note-0200-03" xlink:href="note-0200-03a" xml:space="preserve">
                <emph style="sc">TAB. XIX.</emph>
                <lb/>
              fig. 6.</note>
            hic velocitate decem in obicem, incurrendo in ipſam cavita-
              <lb/>
            tem jam formatamictu cylindri F; </s>
            <s xml:id="echoid-s5347" xml:space="preserve">cavitatem augebit & </s>
            <s xml:id="echoid-s5348" xml:space="preserve">hæc
              <lb/>
            nunc valebit ambas cavitates in Exper. </s>
            <s xml:id="echoid-s5349" xml:space="preserve">præcedenti 4
              <emph style="super">to</emph>
            . </s>
            <s xml:id="echoid-s5350" xml:space="preserve">for-
              <lb/>
            matas , & </s>
            <s xml:id="echoid-s5351" xml:space="preserve">erit æqualis cavitati V (Fig. </s>
            <s xml:id="echoid-s5352" xml:space="preserve">3.) </s>
            <s xml:id="echoid-s5353" xml:space="preserve">Exp. </s>
            <s xml:id="echoid-s5354" xml:space="preserve">
              <note symbol="*" position="left" xlink:label="note-0200-04" xlink:href="note-0200-04a" xml:space="preserve">464.</note>
            timi.</s>
            <s xml:id="echoid-s5355" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5356" xml:space="preserve">Circa hoc Experimentum 5
              <emph style="super">tum</emph>
            . </s>
            <s xml:id="echoid-s5357" xml:space="preserve">notandum aliquando ictu
              <lb/>
              <note position="left" xlink:label="note-0200-05" xlink:href="note-0200-05a" xml:space="preserve">505.</note>
            argillæ ſuperficiem compactiorem fieri & </s>
            <s xml:id="echoid-s5358" xml:space="preserve">elaſticitatem quan-
              <lb/>
            dam acquirere in quo caſu Experimentum non procedit.
              <lb/>
            </s>
            <s xml:id="echoid-s5359" xml:space="preserve">Semper autem obſervavi cavitatem, duobus ictibus quibuſ-
              <lb/>
            cunque formatam, ſi corpus quod ultimum impingit non
              <lb/>
            reſiliat, æqualem eſſe duobus cavitatibus, quæ iiſdem icti-
              <lb/>
            bus ſeparatim formari potuiſſent; </s>
            <s xml:id="echoid-s5360" xml:space="preserve">ſi vero corpus in cavita-
              <lb/>
            tem incurrens quantumvis parwm reſiliat indicium habemus
              <lb/>
            elaſticitatis argillæ, & </s>
            <s xml:id="echoid-s5361" xml:space="preserve">in tali caſu cavitatem ex duobus icti-
              <lb/>
            bus minorem ſemper detexi ſummâ cavitatum ſeparatarum,
              <lb/>
            eoque minorem quo ictu acquiſita elaſticitas major erat, cla-
              <lb/>
            re autem patet partes elaſticas argillæ difficilius intropremi
              <lb/>
            quam aliæ quæ elaſticitate deſtituuntur. </s>
            <s xml:id="echoid-s5362" xml:space="preserve">Sequenti etiam
              <lb/>
            experimento, quod jam præcedentibus patuit, alio modo
              <lb/>
            demonſtramus.</s>
            <s xml:id="echoid-s5363" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div766" type="section" level="1" n="202">
          <head xml:id="echoid-head288" xml:space="preserve">
            <emph style="sc">Experimentum</emph>
          6.</head>
          <note position="left" xml:space="preserve">506.</note>
          <p>
            <s xml:id="echoid-s5364" xml:space="preserve">Incurrant in ſe mutuo uterque velocitate quinque, cylin-
              <lb/>
              <note position="left" xlink:label="note-0200-07" xlink:href="note-0200-07a" xml:space="preserve">
                <emph style="sc">TAB. XIX.</emph>
                <lb/>
              fig. 7.</note>
            </s>
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