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

Table of contents

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[301.] Experimentum 2.
[302.] Machina Alia qua Fluidorum Denſitates conferuntur.
[303.] Experimentum 3.
[304.] CAPUT V. De hydroſtatica Solidorum Comparatione.
[305.] Machina Qua ſolidorum Corporum Denſitates conferuntur.
[306.] Experimentum
[307.] Machina2. Qua Corporum ſolidorum Denſitates conferuntur.
[308.] LIBRI II. Pars II. De Motu & Reſiſtentiâ Fluidorum. CAPUT VI. De celeritate fluidi, ex preſſione fluidi ſuperincum-bentis.
[309.] Machina Qua Experimenta de Fluidis proſilientibus inſti-tuuntur.
[310.] Experimentum1.
[311.] Experimentum2.
[312.] CAPUT VII. De Fluidis proſilientibus.
[313.] Experimentum i.
[314.] Experimentum2.
[315.] Experimentum3.
[316.] Machina, Qua inſtituuntur Experimenta de Fluidis oblique proſilientibus.
[317.] Experimentum 4.
[318.] Experimentum 5.
[319.] Experimentum 6.
[320.] Experimentum 7.
[321.] Experimentum 8.
[322.] Experimentum 9.
[323.] CAPUT VIII. De Fluido ex vaſis profluente, & Irregularitatibus in boc motu.
[324.] Experimentum i.
[325.] Experimentum 2.
[326.] Experimentum 3.
[327.] Experimentum 4.
[328.] Experimentum 5.
[329.] SCHOLIUM.
[330.] CAPUT IX. De Curſu Fluminum. Definitio 1.
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            tiam, quia in eo caſu perpendiculares ED, ed ſunt æ-
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            quales.</s>
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        <div xml:id="echoid-div1263" type="section" level="1" n="322">
          <head xml:id="echoid-head448" xml:space="preserve">
            <emph style="sc">Experimentum</emph>
          9.</head>
          <p>
            <s xml:id="echoid-s8887" xml:space="preserve">Per F concipiatur linea horizontalis, quæ tranſit per H;
              <lb/>
            </s>
            <s xml:id="echoid-s8888" xml:space="preserve">
              <note position="left" xlink:label="note-0332-01" xlink:href="note-0332-01a" xml:space="preserve">826.</note>
            HG & </s>
            <s xml:id="echoid-s8889" xml:space="preserve">HE ſunt æquales, & </s>
            <s xml:id="echoid-s8890" xml:space="preserve">ex utroque foramine G
              <lb/>
              <note position="left" xlink:label="note-0332-02" xlink:href="note-0332-02a" xml:space="preserve">TAB. XXXIII.
                <lb/>
              fig. 1.</note>
            & </s>
            <s xml:id="echoid-s8891" xml:space="preserve">E aqua proſilit ad L.</s>
            <s xml:id="echoid-s8892" xml:space="preserve"/>
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        <div xml:id="echoid-div1265" type="section" level="1" n="323">
          <head xml:id="echoid-head449" xml:space="preserve">CAPUT VIII.</head>
          <head xml:id="echoid-head450" style="it" xml:space="preserve">De Fluido ex vaſis profluente, & Irregularitatibus
            <lb/>
          in boc motu.</head>
          <p>
            <s xml:id="echoid-s8893" xml:space="preserve">FLuidi quantitas, quæ in dato tempore, ex dato forami-
              <lb/>
              <note position="left" xlink:label="note-0332-03" xlink:href="note-0332-03a" xml:space="preserve">827.</note>
            ne, fluit, ad inſtar fluidi exeuntis velocitatis creſcit:
              <lb/>
            </s>
            <s xml:id="echoid-s8894" xml:space="preserve">pendet hæc ab altitudine fluidi ſupra foramen, & </s>
            <s xml:id="echoid-s8895" xml:space="preserve">non in-
              <lb/>
            tereſt quamcunque partem verſus motus fluidi dirigatur ;</s>
            <s xml:id="echoid-s8896" xml:space="preserve">
              <note symbol="*" position="left" xlink:label="note-0332-04" xlink:href="note-0332-04a" xml:space="preserve">794</note>
            & </s>
            <s xml:id="echoid-s8897" xml:space="preserve">ſepoſitis retardationibus, quadrata quantitatum effluen-
              <lb/>
            tium ſunt in ratione altitudinum fluidi ſupra foramina .</s>
            <s xml:id="echoid-s8898" xml:space="preserve"/>
          </p>
          <note symbol="*" position="left" xml:space="preserve">799</note>
          <p>
            <s xml:id="echoid-s8899" xml:space="preserve">In tempore in quo corpus libere cadendo percurrit alti-
              <lb/>
              <note position="left" xlink:label="note-0332-06" xlink:href="note-0332-06a" xml:space="preserve">828.</note>
            tudinem fluidi ſupra foramen, exit ex foramine, ſepoſitis
              <lb/>
            retardationibus, fluidi columna longitudine duplum altitu-
              <lb/>
            dinis hujus æquans . </s>
            <s xml:id="echoid-s8900" xml:space="preserve">Foramen ipſum eſt baſis
              <note symbol="*" position="left" xlink:label="note-0332-07" xlink:href="note-0332-07a" xml:space="preserve">796. 257.</note>
            & </s>
            <s xml:id="echoid-s8901" xml:space="preserve">datur: </s>
            <s xml:id="echoid-s8902" xml:space="preserve">ſi altitudo fluidi ſupra foramen nota ſit, datur
              <lb/>
            tota columna; </s>
            <s xml:id="echoid-s8903" xml:space="preserve">tempus etiam facile Experimentis determi-
              <lb/>
            natur : </s>
            <s xml:id="echoid-s8904" xml:space="preserve">detecta autem quantitate, quæ in
              <note symbol="*" position="left" xlink:label="note-0332-08" xlink:href="note-0332-08a" xml:space="preserve">288.</note>
            noto exit, quid, in tempore quocunque dato effluat,
              <lb/>
            non latet.</s>
            <s xml:id="echoid-s8905" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s8906" xml:space="preserve">Quantitas autem fluidi, quæ hac computatione detegi-
              <lb/>
              <note position="left" xlink:label="note-0332-09" xlink:href="note-0332-09a" xml:space="preserve">829.</note>
            tur ſenſibiliter admodum excedit illam, quæ revera exit: </s>
            <s xml:id="echoid-s8907" xml:space="preserve">& </s>
            <s xml:id="echoid-s8908" xml:space="preserve">
              <lb/>
            quod maxime notabile eſt, Experimenta quæ circa has ve-
              <lb/>
              <note position="left" xlink:label="note-0332-10" xlink:href="note-0332-10a" xml:space="preserve">830.</note>
            locitates, & </s>
            <s xml:id="echoid-s8909" xml:space="preserve">illa, quæ de quantitatibus fluidorum, certo tem-
              <lb/>
            pore ex foraminibus fluentium, inſtituuntur, minime reci-
              <lb/>
            porcantur; </s>
            <s xml:id="echoid-s8910" xml:space="preserve">& </s>
            <s xml:id="echoid-s8911" xml:space="preserve">non poteſt quantitas hæc ex nota velocitate
              <lb/>
            determinari.</s>
            <s xml:id="echoid-s8912" xml:space="preserve"/>
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          <p>
            <s xml:id="echoid-s8913" xml:space="preserve">Fluidum quod juxta foraminis latera exit, attritum patitur & </s>
            <s xml:id="echoid-s8914" xml:space="preserve">
              <lb/>
              <note position="left" xlink:label="note-0332-11" xlink:href="note-0332-11a" xml:space="preserve">831.</note>
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