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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[641.] EXPERIMENTUM CCXXVI.
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[642.] EXPERIMENTUM CCXXVII.
Page: 672 (655)
[643.] EXPERIMENTUM CCXXVIII.
Page: 673 (656)
[644.] EXPERIMENTUM CCXXIX.
Page: 673 (656)
[645.] EXPERIMENTUM CCXXX.
Page: 673 (656)
[646.] EXPERIMENTUM CCXXXI.
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[647.] EXPERIMENTUM CCXXXII.
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[648.] EXPERIMENTUM CCXXXIII.
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[649.] EXPERIMENTUM CCXXXIV.
Page: 673 (656)
[650.] EXPERIMENTUM CCXXXV.
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[651.] EXPERIMENTUM CCXXXVI.
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[652.] EXPERIMENTUM CCXXXVII.
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[653.] EXPERIMENTUM CCXXXVIII.
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[654.] EXPERIMENTUM CCXXXIX.
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[655.] EXPERIMENTUM CCXL.
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[656.] EXPERIMENTUM CCXLI.
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[657.] EXPERIMENTUM CCXLII.
Page: 674 (657)
[658.] EXPERIMENTUM CCXLIII.
Page: 675 (658)
[659.] PROPOSITIO CXVIII.
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[660.] PROPOSITIO CXIX.
Page: 677 (660)
[661.] Regula prima.
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[662.] Regula Secunda.
Page: 683 (666)
[663.] Regula Tertia.
Page: 683 (666)
[664.] TABULA
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[665.] CAPUT DECIMUM. Tentamen de corporum Duritie.
Page: 685 (668)
[666.] EPHEMERIDES METEOROLOGICÆ ULTRAJECTINÆ ANNI MDCCXXVIII.
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[667.] FINIS.
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          <head xml:id="echoid-head783" style="it" xml:space="preserve">Regula Secunda.</head>
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            <s xml:id="echoid-s16934" xml:space="preserve">Si immutetur Tuborum altitudo, manente diametro, etiam
              <lb/>
            metallica craſſities requiritur in ratione ſubduplicata altitudinum,
              <lb/>
            ut maneat proportionalis firmitas.</s>
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          <head xml:id="echoid-head784" style="it" xml:space="preserve">Regula Tertia.</head>
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            <s xml:id="echoid-s16936" xml:space="preserve">Hinc mutata Tuborum altitudine & </s>
            <s xml:id="echoid-s16937" xml:space="preserve">diametro, requiritur metal-
              <lb/>
            lica craſſities in ratione compoſita, ex ſubduplicatâ diametrorum
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            & </s>
            <s xml:id="echoid-s16938" xml:space="preserve">ſubduplicatâ altitudinum ratione.</s>
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            <s xml:id="echoid-s16940" xml:space="preserve">Si igitur craſſities maxima ponatur = C. </s>
            <s xml:id="echoid-s16941" xml:space="preserve">minor = c. </s>
            <s xml:id="echoid-s16942" xml:space="preserve">altitudo
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            maxim
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            = A, minor = a. </s>
            <s xml:id="echoid-s16943" xml:space="preserve">diameter maxima = D minor = d. </s>
            <s xml:id="echoid-s16944" xml:space="preserve">erit
              <lb/>
            C. </s>
            <s xml:id="echoid-s16945" xml:space="preserve">c:</s>
            <s xml:id="echoid-s16946" xml:space="preserve">: D. </s>
            <s xml:id="echoid-s16947" xml:space="preserve">d.
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            <s xml:id="echoid-s16948" xml:space="preserve">& </s>
            <s xml:id="echoid-s16949" xml:space="preserve">C. </s>
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            <s xml:id="echoid-s16951" xml:space="preserve">: A. </s>
            <s xml:id="echoid-s16952" xml:space="preserve">a. </s>
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            atque multiplicando antecedentes per ſe, & </s>
            <s xml:id="echoid-s16954" xml:space="preserve">conſequentes fit CC,
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            c c:</s>
            <s xml:id="echoid-s16955" xml:space="preserve">: AD, a d. </s>
            <s xml:id="echoid-s16956" xml:space="preserve">adeoque datis A, a, D, d & </s>
            <s xml:id="echoid-s16957" xml:space="preserve">C. </s>
            <s xml:id="echoid-s16958" xml:space="preserve">cognoſcitur
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            quoque c. </s>
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            <s xml:id="echoid-s16961" xml:space="preserve">Innixus Experimento Mariotti cum plumbeo Tympano facto, in
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            quo craſſities 0, 2 pollic. </s>
            <s xml:id="echoid-s16962" xml:space="preserve">retinebat aquam in tubo 100 pedes alto,
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            diametri 1 pedis, tum huic regulæ Tertiæ conſtruxi ſequentem Tabu-
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            lam, in qua poſitis Tubis diverſarum altitudinum & </s>
            <s xml:id="echoid-s16963" xml:space="preserve">amplitudinum
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            craſſities plumbi determinatur, quæ ſufficientis firmitatis erit.</s>
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