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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[171.] EXPERIMENTUM CXLIV.
[172.] EXPERIMENTUM CXLV.
[173.] EXPERIMENTUM CXLVI.
[174.] FINIS.
[175.] PHYSICA EXPERIMENTALIS DE TUBIS CAPILLARIBUS VITREIS.
[176.] PHYSICA EXPERIMENTALIS DE TUBIS CAPILLARIBUS VITREIS. PRÆFATIO.
[177.] CAPUT PRIMUM. De Adſcenſu Fluidi in tubos diverſarum longitudinum & ejuſdem diametri. EXPERIMENTUM I.
[178.] EXPERIMENTUM II.
[179.] EXPERIMENTUM III.
[180.] EXPERIMENTUM IV.
[181.] EXPERIMENTUM V.
[182.] EXPERIMENTUM VI.
[183.] EXPERIMENTUM VII.
[184.] EXPERIMENTUM VIII.
[185.] EXPERIMENTUM IX.
[186.] EXPERIMENTUM X.
[187.] EXPERIMENTUM XI.
[188.] EXPERIMENTUM XII.
[189.] EXPERIMENTUM XIII.
[190.] EXPERIMENTUM XIV.
[191.] EXPERIMENTUM. XV.
[192.] EXPERIMENTUM XVI.
[193.] EXPERIMENTUM XVII.
[194.] EXPERIMENTUM XVIII.
[195.] CAPUT SECUNDUM. De Tubis æque longis diver ſarum diametrorum.
[196.] CAPUT TERTIUM. De Adſcenſu variorum Fluidorum in eundem Tubum.
[197.] CAPUT QUARTUM. De Tubis rectis ſed diver ſam diametrum in ſua longitudine continentibus.
[198.] EXPERIMENTUM X.
[199.] EXPERIMENTUM XI.
[200.] EXPERIMENTUM. XII.
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          <p>
            <s xml:id="echoid-s6403" xml:space="preserve">
              <pb o="267" file="0281" n="281" rhead="DE MAGNETE."/>
            quiſivit; </s>
            <s xml:id="echoid-s6404" xml:space="preserve">poſtea in aliis locis, ſed ſemper accedendo verſus me-
              <lb/>
            dium, flexiones inſtituens, auctas vires Magneticas deprehendit;
              <lb/>
            </s>
            <s xml:id="echoid-s6405" xml:space="preserve">Octo locis ita inſlexis fractura prior tantas nacta erat vires, ut
              <lb/>
            4 clavos ferreos elevaverit. </s>
            <s xml:id="echoid-s6406" xml:space="preserve">Taudem flexiones continuando a me-
              <lb/>
            dio Ferri uſque ad oppoſitum extremum, atque continuo vim u-
              <lb/>
            triuſque extremi examinando, fracturæ virtutem decreviſſe, incre-
              <lb/>
            ſcente eodem tempore illa alterius extremi deprehendit, donec poſt
              <lb/>
            plurimas flexiones in Ferri variis locis extremum acceperit vim ele-
              <lb/>
            vandi 4 clavos, ſuperficie fracturæ tum tantum capaci gerendi li-
              <lb/>
            maturæ particulas.</s>
            <s xml:id="echoid-s6407" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div168" type="section" level="1" n="168">
          <head xml:id="echoid-head178" xml:space="preserve">EXPERIMENTUM CXLI.</head>
          <p>
            <s xml:id="echoid-s6408" xml:space="preserve">Si Filum ferreum in medio aliquoties flectatur, ejus ambo extre-
              <lb/>
            ma non nanciſcuntur vim manifeſtam: </s>
            <s xml:id="echoid-s6409" xml:space="preserve">concipiantur a medio Ferri
              <lb/>
            verſus utrumque extremum notæ æquali intervallo a ſe diſtantes,
              <lb/>
            atque Ferrum inflecti in duabus notis medio æqualiter utrimque re-
              <lb/>
            motis, atque ab eo incipiendo; </s>
            <s xml:id="echoid-s6410" xml:space="preserve">tum ambo Ferri extrema vim ac-
              <lb/>
            quirent, ſed debiliorem, quam ſi omnes flexiones ab una parte me-
              <lb/>
            dii factæ fuiſſent, imo tam debilis utriuſque extremitatis vis erit,
              <lb/>
            ut non adæquet {1/3} vel {1/4} illius, quam habuiſſet, factis flexionibus ab
              <lb/>
            una dimidia parte Ferri.</s>
            <s xml:id="echoid-s6411" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div169" type="section" level="1" n="169">
          <head xml:id="echoid-head179" xml:space="preserve">EXPERIMENTUM CXLII.</head>
          <p>
            <s xml:id="echoid-s6412" xml:space="preserve">Si Filum ferreum variis inflexionibus acceperit in alterutro ex-
              <lb/>
            tremo vim notabilem attractricem, deinde autem in aliis adhuc lo-
              <lb/>
            cis, inter idem extremum & </s>
            <s xml:id="echoid-s6413" xml:space="preserve">notam mediam intermediis, inflecta-
              <lb/>
            tur, non augebitur vis attractrix ejuſdem extremi, ſed potius de-
              <lb/>
            ſtruetur, quemadmodum ſupra annotavi vim fili Magneti affricti & </s>
            <s xml:id="echoid-s6414" xml:space="preserve">
              <lb/>
            deinde aliquoties inflexi, perire.</s>
            <s xml:id="echoid-s6415" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div170" type="section" level="1" n="170">
          <head xml:id="echoid-head180" xml:space="preserve">EXPERIMENTUM CXLIII.</head>
          <p>
            <s xml:id="echoid-s6416" xml:space="preserve">Tab. </s>
            <s xml:id="echoid-s6417" xml:space="preserve">9. </s>
            <s xml:id="echoid-s6418" xml:space="preserve">fig. </s>
            <s xml:id="echoid-s6419" xml:space="preserve">4. </s>
            <s xml:id="echoid-s6420" xml:space="preserve">Memorandum quoque eſt paradoxon quomodo
              <lb/>
            Ferrum, vario tuſum ope Mallei modo, vim Magneticam </s>
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