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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[491.] EXPERIMENTUM CLXXX.
Page: 564 (547)
[492.] EXPERIMENTUM CLXXXI.
Page: 564 (547)
[493.] EXPERIMENTUM CLXXXII.
Page: 564 (547)
[494.] EXPERIMENTUM CLXXXIII.
Page: 564 (547)
[495.] PROPOSITIO XIX.
Page: 565 (548)
[496.] PROPOSITIO XX.
Page: 566 (549)
[497.] PROPOSITIO XXI.
Page: 567 (550)
[498.] EXPERIMENTUM CLXXXIV.
Page: 568 (551)
[499.] PROPOSITIO XXII.
Page: 568 (551)
[500.] Pro Corporibus Flexibilibus.
Page: 569 (552)
[501.] PROPOSITIO XXIII.
Page: 569 (552)
[502.] PROPOSITIO XXIV.
Page: 570 (553)
[503.] PROPOSITIO XXV.
Page: 571 (554)
[504.] PROPOSITIO XXVI.
Page: 571 (554)
[505.] PROPOSITIO XXVII.
Page: 572 (555)
[506.] PROPOSITIO XXVIII.
Page: 574 (557)
[507.] PROPOSITIO XXIX.
Page: 574 (557)
[508.] PROPOSITIO XXX.
Page: 576 (559)
[509.] PROPOSITIO XXXI.
Page: 576 (559)
[510.] PROPOSITIO XXXII.
Page: 578 (561)
[511.] PROPOSITIO XXXIII.
Page: 579 (562)
[512.] PROPOSITIO XXXIV.
Page: 579 (562)
[513.] PROPOSITIO XXXV.
Page: 580 (563)
[514.] PROPOSITIO XXXVI.
Page: 581 (564)
[515.] PROPOSITIO XXXVII.
Page: 583 (566)
[516.] PROPOSITIO XXXVIII.
Page: 583 (566)
[517.] PROPOSITIO XXXIX.
Page: 584 (567)
[518.] PROPOSITIO XL.
Page: 584 (567)
[519.] PROPOSITIO XLI.
Page: 584 (567)
[520.] PROPOSITIO XLII.
Page: 585 (568)
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              <pb o="483" file="0497" n="497" rhead="CORPORUM FIRMORUM."/>
            deſcriptorum D D D D comprehenderent, & </s>
            <s xml:id="echoid-s11254" xml:space="preserve">clavus P P trans-
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            iret tum per foramina unci, tum per foramina Lignorum E E, vel
              <lb/>
            F F. </s>
            <s xml:id="echoid-s11255" xml:space="preserve">quemadmodum Tab. </s>
            <s xml:id="echoid-s11256" xml:space="preserve">XIX. </s>
            <s xml:id="echoid-s11257" xml:space="preserve">fig. </s>
            <s xml:id="echoid-s11258" xml:space="preserve">6. </s>
            <s xml:id="echoid-s11259" xml:space="preserve">lignum cum ſuis annexis
              <lb/>
            uncis & </s>
            <s xml:id="echoid-s11260" xml:space="preserve">ſimul machinæ divulſoriæ applicatum, exhibet: </s>
            <s xml:id="echoid-s11261" xml:space="preserve">deſcripto
              <lb/>
            hoc apparatu ad ipſa tentamina accedamus, quorum eventus miri-
              <lb/>
            fice varius exigit, ut quodlibet Lignum ſeorſim adnotetur: </s>
            <s xml:id="echoid-s11262" xml:space="preserve">nihil
              <lb/>
            omittere conatus fui, quod vel tantillum lucis afferre huic doctrinæ
              <lb/>
            poſſet: </s>
            <s xml:id="echoid-s11263" xml:space="preserve">quem in finem etiam figuras lignorum fractorum depinxi, ex
              <lb/>
            quibus apparet an Lignum longas feſtucas, cum frangitur, format, an
              <lb/>
            nullas: </s>
            <s xml:id="echoid-s11264" xml:space="preserve">ut poſſet eligi pro pariete interno navium bellicarum, in
              <lb/>
            quibus fervente prælio plures vulnerantur a feſtucis ligni milites, quam
              <lb/>
            ab ipſis globis tormentariis; </s>
            <s xml:id="echoid-s11265" xml:space="preserve">Lignum, quod abſque feſtucis rumpitur,
              <lb/>
            huic malo obviam ire poſſet: </s>
            <s xml:id="echoid-s11266" xml:space="preserve">ſed præterea depinxeram alios in fines, ut
              <lb/>
            nempe quam clariſſime & </s>
            <s xml:id="echoid-s11267" xml:space="preserve">â primis fundamentis Cohærentias reſpe-
              <lb/>
            ctivas explicarem, in quibus tantum difficultatis poſtea deprehendi,
              <lb/>
            ut â plurimis ſubtilitatibus abſtinere huc uſque coactus fuerim.</s>
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          <head xml:id="echoid-head473" xml:space="preserve">EXPERIMENTUM I.</head>
          <p>
            <s xml:id="echoid-s11269" xml:space="preserve">Lignum Tiliæ, cujus medium erat cylindricum, antequam rum-
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            pebatur, aliquamdiu ſuſtinuit libras Amſtelodamenſes 720, ab iis
              <lb/>
            tamen fractum fuit: </s>
            <s xml:id="echoid-s11270" xml:space="preserve">ante rupturam elongata fuit pars cylindrica
              <lb/>
            {2/100} pollicis, diameter interim contracta {1/100} pollic. </s>
            <s xml:id="echoid-s11271" xml:space="preserve">fuit: </s>
            <s xml:id="echoid-s11272" xml:space="preserve">rumpebatur in
              <lb/>
            medio cum feſtucis aliquibus eminentibus, quas exhibet Tab. </s>
            <s xml:id="echoid-s11273" xml:space="preserve">XXI.
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            </s>
            <s xml:id="echoid-s11274" xml:space="preserve">fig. </s>
            <s xml:id="echoid-s11275" xml:space="preserve">1. </s>
            <s xml:id="echoid-s11276" xml:space="preserve">Notandum pro his & </s>
            <s xml:id="echoid-s11277" xml:space="preserve">omnibus Experimentis pondus C ſta-
              <lb/>
            teræ appenſum fuiſſe lentè ſecundum ejus longitudinem promotum,
              <lb/>
            & </s>
            <s xml:id="echoid-s11278" xml:space="preserve">aliquamdiu, fere per minutum horæ ad quamlibet diviſionem,
              <lb/>
            a 10 ad 10 libras increſcentem, relictum, non enim rumpitur lignum
              <lb/>
            uno ictu, ſed ſucceſſive fibræ ſolvuntur, & </s>
            <s xml:id="echoid-s11279" xml:space="preserve">ex ſe extricantur, unde
              <lb/>
            ſemper per aliquod tempus exſpectandum eſt, antequam pondus
              <lb/>
            ſupra ſtateram promoveatur.</s>
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          <head xml:id="echoid-head474" xml:space="preserve">EXPERIMENTUM II.</head>
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            <s xml:id="echoid-s11281" xml:space="preserve">Lignum Tiliæ, cujus medium erat quadrilaterum parallelopipe-
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            dum, applicatum Machinæ noſtræ divulſoriæ, ruptum fuit a </s>
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