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

Table of Notes

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              <pb o="125" file="0187" n="203" rhead="MATHEMATICA. LIB. I. CAP. XXIII."/>
            in H, H, H, H, videntur; </s>
            <s xml:id="echoid-s5018" xml:space="preserve">hæ junctæ cavitatem ſphæricam
              <lb/>
            continent, diametri unius pollicis & </s>
            <s xml:id="echoid-s5019" xml:space="preserve">ſemiſſis, cum apertura
              <lb/>
            in inferiori parte: </s>
            <s xml:id="echoid-s5020" xml:space="preserve">circumdantur cochlea ita, ut firmiter in-
              <lb/>
            ter ſe connectantur ope annuli I, in interiori parte cochleam
              <lb/>
            ſimilem continentis.</s>
            <s xml:id="echoid-s5021" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5022" xml:space="preserve">Partes omnes conjunctæ in L repræſentantur; </s>
            <s xml:id="echoid-s5023" xml:space="preserve">datur fora-
              <lb/>
            men in v, communicationem habens cum cavitate interiori;
              <lb/>
            </s>
            <s xml:id="echoid-s5024" xml:space="preserve">per hocce tranſmittitur filum, & </s>
            <s xml:id="echoid-s5025" xml:space="preserve">cavitas oleo illinitur, & </s>
            <s xml:id="echoid-s5026" xml:space="preserve">ar-
              <lb/>
            gilla impletur; </s>
            <s xml:id="echoid-s5027" xml:space="preserve">filum memoratum in argillam penetrat, & </s>
            <s xml:id="echoid-s5028" xml:space="preserve">in
              <lb/>
            hac irregulariter diſponitur. </s>
            <s xml:id="echoid-s5029" xml:space="preserve">Sublato annulo I, quatuor re-
              <lb/>
            liquæ partes facillime ſeparantur, & </s>
            <s xml:id="echoid-s5030" xml:space="preserve">globum in medio relin-
              <lb/>
            quunt, qui filo ſtatim memorato alteri filo connectitur, quo
              <lb/>
            Machinæ applicatur.</s>
            <s xml:id="echoid-s5031" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5032" xml:space="preserve">Experimenta circa corpora elaſtica inftituuntur adhibitis
              <lb/>
            globis eburneis. </s>
            <s xml:id="echoid-s5033" xml:space="preserve">Sex minores deſiderantur, diametri unius
              <lb/>
            pollicis cum femiſſe; </s>
            <s xml:id="echoid-s5034" xml:space="preserve">præter hos unus ponderis dupli, al-
              <lb/>
            ter ponderis tripli, & </s>
            <s xml:id="echoid-s5035" xml:space="preserve">tandem unus ponderis quadrupli.</s>
            <s xml:id="echoid-s5036" xml:space="preserve"/>
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          <p>
            <s xml:id="echoid-s5037" xml:space="preserve">In Experimento undecimo capitis ſequentis, ſex memora-
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            ti globi æquales Machinæ applicantur; </s>
            <s xml:id="echoid-s5038" xml:space="preserve">& </s>
            <s xml:id="echoid-s5039" xml:space="preserve">ita ſuſpenduntur, ut
              <lb/>
            ſeſe mutuo tangant. </s>
            <s xml:id="echoid-s5040" xml:space="preserve">Præſtamus hoc (vide fig. </s>
            <s xml:id="echoid-s5041" xml:space="preserve">L.) </s>
            <s xml:id="echoid-s5042" xml:space="preserve">ope laminæ
              <lb/>
            m n, quæ cochleis q, q, per ſciſſuram st tranſeuntes, Ma-
              <lb/>
            chinæ connectitur. </s>
            <s xml:id="echoid-s5043" xml:space="preserve">Lamina hæc continet clavos quatuor
              <lb/>
            p, p, p, p; </s>
            <s xml:id="echoid-s5044" xml:space="preserve">in quorum extremitatibus dantur foramina, per quæ
              <lb/>
            fila, quibus globi ſuſpenduntur, tranſmittuntur. </s>
            <s xml:id="echoid-s5045" xml:space="preserve">Paxillis l, l, l, l
              <lb/>
            fila illa annectuntur. </s>
            <s xml:id="echoid-s5046" xml:space="preserve">Globi reliqui duo clavis memoratis V
              <lb/>
            ſuſpenduntur.</s>
            <s xml:id="echoid-s5047" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5048" xml:space="preserve">In hac Machina percuſſio globorum in loco infimo ſem-
              <lb/>
            per eſt directa: </s>
            <s xml:id="echoid-s5049" xml:space="preserve">& </s>
            <s xml:id="echoid-s5050" xml:space="preserve">globi, licet a diverſis altitudinibus, ſive
              <lb/>
            ad eandem partem, ſive ad partes contrarias, dimittantur,
              <lb/>
            eodem momento ad locum infimum perveniunt ; </s>
            <s xml:id="echoid-s5051" xml:space="preserve">& </s>
            <s xml:id="echoid-s5052" xml:space="preserve">
              <note symbol="*" position="right" xlink:label="note-0187-01" xlink:href="note-0187-01a" xml:space="preserve">280.</note>
            in eo caſu, percuſſio ſemper eſt directa; </s>
            <s xml:id="echoid-s5053" xml:space="preserve">celeritates vero
              <lb/>
            in loco infimo denotantur diviſionibus regularum EG,
              <lb/>
            EG ; </s>
            <s xml:id="echoid-s5054" xml:space="preserve">nam pro arcubus non majoribus, quam quos
              <note symbol="*" position="right" xlink:label="note-0187-02" xlink:href="note-0187-02a" xml:space="preserve">222.</note>
            bi in hac Machina excurrunt, ratio inter arcus & </s>
            <s xml:id="echoid-s5055" xml:space="preserve">chordas
              <lb/>
            fenſibiliter non differt. </s>
            <s xml:id="echoid-s5056" xml:space="preserve">Altitudines, a quibus globi di-
              <lb/>
            mittuntur, determinant celeritates ante impactum; </s>
            <s xml:id="echoid-s5057" xml:space="preserve">& </s>
            <s xml:id="echoid-s5058" xml:space="preserve"/>
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