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

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            etiam magis fibræ ex quibus vas VV conſtat agitantur, ma-
              <lb/>
            jorque agitatio aëri exteriori communicatur.</s>
            <s xml:id="echoid-s12086" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s12087" xml:space="preserve">Si cetera maneant, elaſticitas autem augeatur, in ea-
              <lb/>
              <note position="left" xlink:label="note-0458-01" xlink:href="note-0458-01a" xml:space="preserve">1193.</note>
            dem ratione cum aucta elaſticitate minuitur quidem den-
              <lb/>
            ſitas , ſed demonſtramus in ſcholio, huic capiti
              <note symbol="*" position="left" xlink:label="note-0458-02" xlink:href="note-0458-02a" xml:space="preserve">1071</note>
            cto, ſoni intenſitatem augeri in ratione quam ſequitur
              <lb/>
            radix quadrata elaſticitatis. </s>
            <s xml:id="echoid-s12088" xml:space="preserve">Unde ſequitur Æſtate,
              <lb/>
              <note position="left" xlink:label="note-0458-03" xlink:href="note-0458-03a" xml:space="preserve">1194.</note>
            cæteris paribus, ſoni intenſitatem majorem eſſe quàm Hie-
              <lb/>
            me.</s>
            <s xml:id="echoid-s12089" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div1749" type="section" level="1" n="421">
          <head xml:id="echoid-head567" xml:space="preserve">
            <emph style="sc">Experimentum</emph>
          7.</head>
          <p>
            <s xml:id="echoid-s12090" xml:space="preserve">Campana A in vitro ſuſpendatur, habeatque, aperto e-
              <lb/>
              <note position="left" xlink:label="note-0458-04" xlink:href="note-0458-04a" xml:space="preserve">1195.</note>
            piſtomio, aër in vitro communicationem cum aëre exterio-
              <lb/>
              <note position="left" xlink:label="note-0458-05" xlink:href="note-0458-05a" xml:space="preserve">TAB. XLVI.
                <lb/>
              fig. 5.</note>
            ri. </s>
            <s xml:id="echoid-s12091" xml:space="preserve">Agitetur vitrum, & </s>
            <s xml:id="echoid-s12092" xml:space="preserve">determinetur diſtantia ad quam ſo-
              <lb/>
            nus audiri poteſt, Calefacto vitro cum aëre interno, & </s>
            <s xml:id="echoid-s12093" xml:space="preserve">
              <lb/>
            Experimento repetito, ad majorem diſtantiam audietur ſo-
              <lb/>
            nus.</s>
            <s xml:id="echoid-s12094" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s12095" xml:space="preserve">Datur etiam differentia in ſono ex numero vibrationum
              <lb/>
              <note position="left" xlink:label="note-0458-06" xlink:href="note-0458-06a" xml:space="preserve">1196.</note>
            fibrarum corporis ſonum edentis, id eſt, ex numero unda-
              <lb/>
            rum certo tempore in aëre productarum; </s>
            <s xml:id="echoid-s12096" xml:space="preserve">pro diverſo enim
              <lb/>
            numero percuſſionum in aurem, ſenſatio diverſa in mente
              <lb/>
            datur.</s>
            <s xml:id="echoid-s12097" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s12098" xml:space="preserve">Ab hoc vibrationum numero pendet tonus muſicus, qui
              <lb/>
              <note position="left" xlink:label="note-0458-07" xlink:href="note-0458-07a" xml:space="preserve">1197.</note>
            eo magis acutus dicitur, quo magis crebri ſunt recurſus
              <lb/>
            in aëre; </s>
            <s xml:id="echoid-s12099" xml:space="preserve">eo vero gravior, quo minor eſt undarum nume-
              <lb/>
            rus.</s>
            <s xml:id="echoid-s12100" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s12101" xml:space="preserve">Gradusque acuminis diver ſorum ſonorum ſunt inter ſe ut
              <lb/>
              <note position="left" xlink:label="note-0458-08" xlink:href="note-0458-08a" xml:space="preserve">1198.</note>
            undarum numeri, quæ eodem tempore in aëre dantur.</s>
            <s xml:id="echoid-s12102" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s12103" xml:space="preserve">Tonus ab intenſitate ſoni non pendet, & </s>
            <s xml:id="echoid-s12104" xml:space="preserve">chorda agitata
              <lb/>
              <note position="left" xlink:label="note-0458-09" xlink:href="note-0458-09a" xml:space="preserve">1199.</note>
            eundem edit ſonum, ſive per majus ſive per minus ſpatium
              <lb/>
            eat, & </s>
            <s xml:id="echoid-s12105" xml:space="preserve">redeat .</s>
            <s xml:id="echoid-s12106" xml:space="preserve"/>
          </p>
          <note symbol="*" position="left" xml:space="preserve">686. 1197.</note>
          <p style="it">
            <s xml:id="echoid-s12107" xml:space="preserve">Conſonantiæ oriuntur ex convenientia inter varios mo-
              <lb/>
              <note position="left" xlink:label="note-0458-11" xlink:href="note-0458-11a" xml:space="preserve">1200.</note>
            tus in aëre, qui eodem tempore nervum auditorium affi-
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            ciunt.</s>
            <s xml:id="echoid-s12108" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s12109" xml:space="preserve">Si duo corpora tremula, temporibus æqualibus, vibratio-
              <lb/>
              <note position="left" xlink:label="note-0458-12" xlink:href="note-0458-12a" xml:space="preserve">1201.</note>
            nes peragant, nulla inter tonos datur differentia, & </s>
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