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

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              <pb o="504" file="0518" n="518" rhead="INTRODUCTIO AD COHÆRENTIAM"/>
            acceperit 0, 09 pollicis, fractura aſpera fuit, conica, cujus ſu-
              <lb/>
            perior diameter 0, 06 pollicis, longitudo unius lineæ.</s>
            <s xml:id="echoid-s11785" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div436" type="section" level="1" n="436">
          <head xml:id="echoid-head547" xml:space="preserve">EXPERIMENTUM LXXIV.</head>
          <p>
            <s xml:id="echoid-s11786" xml:space="preserve">Filum argenteum craſſitiei B a libris 270. </s>
            <s xml:id="echoid-s11787" xml:space="preserve">appenſis pedetentim
              <lb/>
            fractum fuit, elongabatur & </s>
            <s xml:id="echoid-s11788" xml:space="preserve">attenuabatur, ut diameter evaſerit 0, 07
              <lb/>
            pollicis; </s>
            <s xml:id="echoid-s11789" xml:space="preserve">ad diſtantiam unius lineæ â fracturâ abiit in conum trun-
              <lb/>
            catum, cujus ſuperficies valde aſpera erat, & </s>
            <s xml:id="echoid-s11790" xml:space="preserve">diametri 0, 05 pol-
              <lb/>
            licis.</s>
            <s xml:id="echoid-s11791" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div437" type="section" level="1" n="437">
          <head xml:id="echoid-head548" xml:space="preserve">EXPERIMENTUM LXXV.</head>
          <p>
            <s xml:id="echoid-s11792" xml:space="preserve">Filum Argenteum craſſitiei C, ſolutum fuit a libris 180, elonga-
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            tum attenuatumque evaſit, ut modo diameter fuerit 0, 06. </s>
            <s xml:id="echoid-s11793" xml:space="preserve">pollicis;
              <lb/>
            </s>
            <s xml:id="echoid-s11794" xml:space="preserve">ad diſtantiam unius lineæ â fractura abiit in conum truncatum, cu-
              <lb/>
            jus ſuperior ſuperficies aſpera erat diametri 0, 035 pollicis.</s>
            <s xml:id="echoid-s11795" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div438" type="section" level="1" n="438">
          <head xml:id="echoid-head549" xml:space="preserve">EXPERIMENTUM LXXVI.</head>
          <p>
            <s xml:id="echoid-s11796" xml:space="preserve">Filum Argenteum craſſitiei D, non potuit ſuſtinere libras 110,
              <lb/>
            diffractum habuit craſſitiem cujus diameter erat 0, 04 pollicis, ad di-
              <lb/>
            ſtantiam 0, 05 pollicis â fracturâ abiit in conum truncatum, cujus
              <lb/>
            ſuperficies ſuperior erat aſpera, & </s>
            <s xml:id="echoid-s11797" xml:space="preserve">diametri 0, 02 pollicis.</s>
            <s xml:id="echoid-s11798" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s11799" xml:space="preserve">Cuprum igitur Argento additum auget Cohærentiam, nam ea in
              <lb/>
            his ultimis 4 filis argenteis major obſervata fuit, quam in filis Ar-
              <lb/>
            genti purioris: </s>
            <s xml:id="echoid-s11800" xml:space="preserve">Argentum tamen plus cohæret quam Cuprum, unde
              <lb/>
            videretur potius Cohærentiæ decrementum datum iri ab admiſto
              <lb/>
            Cupro: </s>
            <s xml:id="echoid-s11801" xml:space="preserve">ſed partes unius Metalli poros alterius ingrediuntur, atque
              <lb/>
            ita ſuperficierum contactum augent & </s>
            <s xml:id="echoid-s11802" xml:space="preserve">Cohærentiam; </s>
            <s xml:id="echoid-s11803" xml:space="preserve">veluti fluidum
              <lb/>
            inter duo corpora ſolida poſitum unionem facit & </s>
            <s xml:id="echoid-s11804" xml:space="preserve">magnam Cohæ-
              <lb/>
            rentiam. </s>
            <s xml:id="echoid-s11805" xml:space="preserve">Cohærentiæ in ratione craſſitierum filorum fuiſſent pro
              <lb/>
            A 380. </s>
            <s xml:id="echoid-s11806" xml:space="preserve">pro B 285. </s>
            <s xml:id="echoid-s11807" xml:space="preserve">pro C 190. </s>
            <s xml:id="echoid-s11808" xml:space="preserve">pro D 95. </s>
            <s xml:id="echoid-s11809" xml:space="preserve">quæ proportio non parum
              <lb/>
            abludit ab Experimentis, eſtque nunc major, nunc minor, quod ab
              <lb/>
            heterogenea maſſæ indole pendet.</s>
            <s xml:id="echoid-s11810" xml:space="preserve"/>
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