Musschenbroek, Petrus van, Physicae experimentales, et geometricae de magnete, tuborum capillarium vitreorumque speculorum attractione, magnitudine terrae, cohaerentia corporum firmorum dissertationes: ut et ephemerides meteorologicae ultraiectinae

Table of contents

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[11.] EXPERIMENTUMI
[12.] EXPERIMENTUM II.
[13.] EXPERIMENTUM III.
[14.] EXPERIMENTUM IV.
[15.] EXPERIMENTUM V.
[16.] EXPERIMENTUM VI.
[17.] EXPERIMENTUM VII. & VIII.
[18.] EXPERIMENTUM IX, X, XI, XII.
[19.] EXPERIMENTUM XIII.
[20.] EXPERIMENTUM XIV.
[21.] EXPERIMENTUM XV.
[22.] CAPUT II. DE ACTIONE MAGNETIS IN FERRUM.
[23.] Flagrat anbela ſilex, & amicam ſaucia ſentit Materiam, placidosque chalybs cognoſcit amores.
[24.] EXPERIMENTUM XVI.
[25.] EXPERIMENTUM XVII.
[26.] EXPERIMENTUM XVIII.
[27.] EXPERIMENTUM XIX.
[28.] EXPERIMENTUM XX.
[29.] EXPERIMENTUM XXI.
[30.] EXPERIMENTUM XXII.
[31.] EXPERIMENTUM XXIII.
[32.] EXPERIMENTUM XXIV.
[33.] EXPERIMENTUM XXV.
[34.] EXPERIMENTUM. XXVI.
[35.] EXPERIMENTUM XXVII.
[36.] EXPERIMENTUM. XXVIII.
[37.] EXPERIMENTUM XXIX.
[38.] EXPERIMENTUM XXX.
[39.] PROCESSUS PRIMUS.
[40.] PROCESSUS SECUNDUS.
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        <div xml:id="echoid-div17" type="section" level="1" n="17">
          <p>
            <s xml:id="echoid-s638" xml:space="preserve">
              <pb o="26" file="0040" n="40" rhead="DISSERTATIO"/>
            que Magnetem rotundum majorem ON, quo uſus fueram in Expe-
              <lb/>
            rimentis I, II, V. </s>
            <s xml:id="echoid-s639" xml:space="preserve">impoſui tabulæ immobilem, aliumque Magnetem,
              <lb/>
            quam quo hactenus uſus fueram, ſuspendi ex bilance, die 17 Februarii
              <lb/>
            Anni 1726. </s>
            <s xml:id="echoid-s640" xml:space="preserve">& </s>
            <s xml:id="echoid-s641" xml:space="preserve">polos ambos utriusque Magnetis ſe attrahentes, ſibi
              <lb/>
            obverti, ut notare attractionum æqualitatem vel inæqualitatem pos-
              <lb/>
            ſem, ecce igitur Experimenta in utroque caſu adnotata, quæ juxta
              <lb/>
            ſe poſui, ut melius uno oculi ictu conſpiceretur in eadem diſtantia
              <lb/>
            virium diverſitas.</s>
            <s xml:id="echoid-s642" xml:space="preserve"/>
          </p>
          <note position="right" xml:space="preserve">
            <lb/>
          # Exp. VII.
            <lb/>
          Poli duo amici \\ ad diſtantiam
            <lb/>
          Linear. # grana trahunt.
            <lb/>
          12 # 57
            <lb/>
          11 # 63
            <lb/>
          10 # 66
            <lb/>
          9 # 70
            <lb/>
          8 # 79
            <lb/>
          7 # 83
            <lb/>
          6 # 90
            <lb/>
          5 # 101
            <lb/>
          4 # 113
            <lb/>
          3 # 124
            <lb/>
          2 # 148
            <lb/>
          1 # 168
            <lb/>
          0 # 228
            <lb/>
          </note>
          <note position="right" xml:space="preserve">
            <lb/>
          # Exp. VIII.
            <lb/>
          Poli duo amici alteri \\ ad diſtantiam
            <lb/>
          Linear. # grana trahunt.
            <lb/>
          12 # 72
            <lb/>
          11 # 78
            <lb/>
          10 # 87
            <lb/>
          9 # 94
            <lb/>
          8 # 106
            <lb/>
          7 # 114
            <lb/>
          6 # 131
            <lb/>
          5 # 146
            <lb/>
          4 # 172
            <lb/>
          3 # 190
            <lb/>
          2 # 215
            <lb/>
          1 # 205
            <lb/>
          0 # 340
            <lb/>
          </note>
        </div>
        <div xml:id="echoid-div18" type="section" level="1" n="18">
          <head xml:id="echoid-head25" xml:space="preserve">EXPERIMENTUM IX, X, XI, XII.</head>
          <p>
            <s xml:id="echoid-s643" xml:space="preserve">Non acquieſcebam hifce Experimentis cum Magnetibus factis in
              <lb/>
            iis conditionibus, ut ambo poli eſſent directe ſibi obverſi in eadem
              <lb/>
            linea, itaque volui etiam videre quales quantæque forent attractio-
              <lb/>
            nes, quando Magnetes ſibi alio opponerentur modo, poſitis axibus
              <lb/>
            ſibi parallelis, vel ad rectos angulos: </s>
            <s xml:id="echoid-s644" xml:space="preserve">non quidem inde ſperabam me
              <lb/>
            multa detecturum, vel plurimum lucis in doctrina Magnetica fœ-
              <lb/>
            neraturum; </s>
            <s xml:id="echoid-s645" xml:space="preserve">ſed quia in Phyſicis aliquando caſu plus detegimus, quam
              <lb/>
            prævidemus; </s>
            <s xml:id="echoid-s646" xml:space="preserve">tum ne quædam omitterem ſpectantia hanc examinandi
              <lb/>
            methodum, denuo ſequentibus me accinxi tentaminibus: </s>
            <s xml:id="echoid-s647" xml:space="preserve"/>
          </p>
        </div>
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