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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[461.] EXPERIMENTUM XCVIII.
Page: 536 (522)
[462.] EXPERIMENTUM XCIX.
Page: 536 (522)
[463.] EXPERIMENTUM C.
Page: 537 (523)
[464.] EXPERIMENTUM CI.
Page: 538 (524)
[465.] EXPERIMENTUM CII.
Page: 538 (524)
[466.] CAPUT QUINTUM. De Cohærentia Corporum Reſpectiva.
Page: 539 (525)
[467.] EXPERIMENTUM CLVI.
Page: 555 (538)
[468.] EXPERIMENTUM CLVII.
Page: 555 (538)
[469.] EXPERIMENTUM CLVIII.
Page: 555 (538)
[470.] EXPERIMENTUM CLIX.
Page: 555 (538)
[471.] EXPERIMENTUM CLX.
Page: 555 (538)
[472.] EXPERIMENTUM CLXI.
Page: 556 (539)
[473.] EXPERIMENTUM CLXII.
Page: 558 (541)
[474.] EXPERIMENTUM CLXIII.
Page: 559 (542)
[475.] EXPERIMENTUM CLXIV.
Page: 559 (542)
[476.] EXPERIMENTUM CLXV.
Page: 559 (542)
[477.] EXPERIMENTUM CLXVI.
Page: 559 (542)
[478.] EXPERIMENTUM CLXVII.
Page: 559 (542)
[479.] EXPERIMENTUM CLXVIII.
Page: 560 (543)
[480.] EXPERIMENTUM CLXIX.
Page: 560 (543)
[481.] EXPERIMENTUM CLXX.
Page: 560 (543)
[482.] EXPERIMENTUM CLXXI.
Page: 561 (544)
[483.] EXPERIMENTUM CLXXII.
Page: 561 (544)
[484.] EXPERIMENTUM CLXXIII.
Page: 561 (544)
[485.] EXPERIMENTUM CLXXIV.
Page: 562 (545)
[486.] EXPERIMENTUM CLXXV.
Page: 562 (545)
[487.] EXPERIMENTUM CLXXVI.
Page: 562 (545)
[488.] EXPERIMENTUM CLXXVII.
Page: 562 (545)
[489.] EXPERIMENTUM CLXXVIII.
Page: 564 (547)
[490.] EXPERIMENTUM CLXXIX.
Page: 564 (547)
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              <pb o="447" file="0461" n="461" rhead="CORPORUM FIRMORUM."/>
            rus ſubtilis pulvis; </s>
            <s xml:id="echoid-s10146" xml:space="preserve">homogenea vero & </s>
            <s xml:id="echoid-s10147" xml:space="preserve">heterogenea cohærent
              <lb/>
            plexu fibrillarum & </s>
            <s xml:id="echoid-s10148" xml:space="preserve">filaminum, quid ni etiam minima corpuſcula
              <lb/>
            eodem modo cohærebunt.</s>
            <s xml:id="echoid-s10149" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s10150" xml:space="preserve">Videtur hæc opinio inniti regulæ nonnullorum Philoſophorum,
              <lb/>
            Vt natura in magnis ita eſt in minimis. </s>
            <s xml:id="echoid-s10151" xml:space="preserve">quæ profecto generalis non
              <lb/>
            eſt: </s>
            <s xml:id="echoid-s10152" xml:space="preserve">ſi concedamus corpora magna cohærere intertextu vel mutuo
              <lb/>
            ingreſſu fibrarum in ſe invicem, nequaquam inde ſequitur demon-
              <lb/>
            ſtratum eſſe corpuſcula minima eodem modo cohærere; </s>
            <s xml:id="echoid-s10153" xml:space="preserve">ecquis de-
              <lb/>
            monſtravit ea ſuperficie aſperâ eſſe donata, ſupponi hoc poſſe fa-
              <lb/>
            teor, verum inter demonſtrationem & </s>
            <s xml:id="echoid-s10154" xml:space="preserve">hypotheſin magnum inter-
              <lb/>
            vallum intercedit; </s>
            <s xml:id="echoid-s10155" xml:space="preserve">ſed ſupponamus ſe intricantes dentes ſerrarum,
              <lb/>
            vel uncinulos, qualibus fructus Bardanæ donantur, ſeſe intrican-
              <lb/>
            tes firmiter & </s>
            <s xml:id="echoid-s10156" xml:space="preserve">profundè, qui nec ſolvuntur niſi fractis uncinulis;
              <lb/>
            </s>
            <s xml:id="echoid-s10157" xml:space="preserve">tum quæram quomodo partes uncinulorum & </s>
            <s xml:id="echoid-s10158" xml:space="preserve">dentium cohærent? </s>
            <s xml:id="echoid-s10159" xml:space="preserve">
              <lb/>
            an hæ iterum ope uncinulorum & </s>
            <s xml:id="echoid-s10160" xml:space="preserve">dentium minorum? </s>
            <s xml:id="echoid-s10161" xml:space="preserve">ſi affirmetur,
              <lb/>
            redibit quæſtio an horum uncinulorum partes rurſus ope aliorum
              <lb/>
            cohæſerint, & </s>
            <s xml:id="echoid-s10162" xml:space="preserve">niſi progreſſus in Infinitum talium uncinulorum
              <lb/>
            ſuppoſueris, redibit ſemper eadem difficultas, an autem ita ad abſur-
              <lb/>
            dum non reducitur uncinulorum hypotheſis. </s>
            <s xml:id="echoid-s10163" xml:space="preserve">Aſt præterea ſi Co-
              <lb/>
            hærentias varias oſtendere poſſim, in quibus nulla uncorum ſuſpi-
              <lb/>
            cio eſt, neque hi, nec partium plexus cauſa generalis Cohærentiæ
              <lb/>
            poni poterit; </s>
            <s xml:id="echoid-s10164" xml:space="preserve">docent obſervationes microſcopicæ omnia olea con-
              <lb/>
            ſtare ex partibus globoſis; </s>
            <s xml:id="echoid-s10165" xml:space="preserve">ſumantur duo corpora politarum ſuper-
              <lb/>
            ſicierum, uti ſpecula plana vitrea, marmorea, lapides plani, la-
              <lb/>
            mellæ politæ ex cupro, inungantur oleo, ſibi apponantur, cohæ-
              <lb/>
            rebunt, ut non niſi vi inſigni a ſe iterum ſeparari queant: </s>
            <s xml:id="echoid-s10166" xml:space="preserve">an hic fit
              <lb/>
            partium ramoſarum, aut dentatarum plexus & </s>
            <s xml:id="echoid-s10167" xml:space="preserve">intricatio? </s>
            <s xml:id="echoid-s10168" xml:space="preserve">conce-
              <lb/>
            dam ſubtiles olei ſphæras ingredi poros in ſuperficiebus vitri, mar-
              <lb/>
            moris & </s>
            <s xml:id="echoid-s10169" xml:space="preserve">Cupri relictos, ſed quomodo a ſphæris intricatio partium
              <lb/>
            orietur, atque inde Cohærentia? </s>
            <s xml:id="echoid-s10170" xml:space="preserve">an magnes alteri magneti aut
              <lb/>
            ferro applicatus etiam cohæret propter plexum partium & </s>
            <s xml:id="echoid-s10171" xml:space="preserve">intrica-
              <lb/>
            tionem fibrillarum? </s>
            <s xml:id="echoid-s10172" xml:space="preserve">quamobrem hæc ſententia ſuas quoque patitur
              <lb/>
            manes, eamque egregie refutavit quondam Jac. </s>
            <s xml:id="echoid-s10173" xml:space="preserve">Bernouillius in
              <lb/>
            Tract. </s>
            <s xml:id="echoid-s10174" xml:space="preserve">de Gravitate Ætheris.</s>
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          <p>
            <s xml:id="echoid-s10176" xml:space="preserve">Alii finxerunt ſingulas corporum durorum particulas eſſe duras,
              <lb/>
            eas gravitate, quâ verſus centrum Telluris aguntur, ſibi </s>
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