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

< >
[121.] EXPERIMENTUM XCVIII.
Page: 202 (188)
[122.] DE ACU INCLINATORIA.
Page: 204 (190)
[123.] EXPERIMENTUM XCIX.
Page: 206 (192)
[124.] EXPERIMENTUM. C.
Page: 208 (194)
[125.] EXPERIMENTUM CI.
Page: 209 (195)
[126.] EXPERIMENTUM CII.
Page: 210 (196)
[127.] EXPERIMENTUM. CIII.
Page: 214 (200)
[128.] DISSERTATIO
Page: 216 (202)
[129.] EXPERIMENTUM CIV.
Page: 236 (222)
[130.] EXPERIMENTUM CV.
Page: 238 (224)
[131.] EXPERIMENTUM CVI.
Page: 239 (225)
[132.] EXPERIMENTUM CVII.
Page: 240 (226)
[133.] EXPERIMENTUM CVIII.
Page: 243 (229)
[134.] EXPERIMENTUM CIX. DE FABRICA VERSORIORUM.
Page: 243 (229)
[135.] CAPUT QUARTUM.
Page: 249 (235)
[136.] EXPERIMENTUM CX.
Page: 249 (235)
[137.] EXPERIMENTUM CXI.
Page: 250 (236)
[138.] EXPERIMENTUM CXII.
Page: 251 (237)
[139.] EXPERIMENTUM CXIII.
Page: 252 (238)
[140.] EXPERIMENTUM CXIV.
Page: 253 (239)
[141.] EXPERIMENTUM CXV.
Page: 254 (240)
[142.] EXPERIMENTUM CXVI.
Page: 255 (241)
[143.] EXPERIMENTUM CXVII.
Page: 256 (242)
[144.] EXPERIMENTUM CXVIII.
Page: 256 (242)
[145.] EXPERIMENTUM CXIX.
Page: 257 (243)
[146.] EXPERIMENTUM CXX.
Page: 257 (243)
[147.] EXPERIMENTUM CXXI.
Page: 258 (244)
[148.] EXPERIMENTUM CXXII.
Page: 259 (245)
[149.] EXPERIMENTUM CXXIII.
Page: 260 (246)
[150.] EXPERIMENTUM CXXIV.
Page: 260 (246)
< >
page |< < (115) of 795 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div77" type="section" level="1" n="77">
          <p>
            <s xml:id="echoid-s2806" xml:space="preserve">
              <pb o="115" file="0129" n="129" rhead="DE MAGNETE."/>
            tiocinium ex una alterave obſervatione deducens non poteſt non ſæ-
              <lb/>
            piſſime illabi in errores: </s>
            <s xml:id="echoid-s2807" xml:space="preserve">Anno 1725. </s>
            <s xml:id="echoid-s2808" xml:space="preserve">lamella valde ignita, ſuper
              <lb/>
            polo egregii Magnetis ducta, & </s>
            <s xml:id="echoid-s2809" xml:space="preserve">immiſſa limaturæ Ferri, nullum
              <lb/>
            indicium virium attractricium edidit, repetitus fuit ad Magnetem
              <lb/>
            affrictus, cum Ferro nulla vis communicata fuit, refrigerata lamella
              <lb/>
            non majorem virtutem attrahendi habuit, quam quælibet alia lamella
              <lb/>
            poſſidere ſolet. </s>
            <s xml:id="echoid-s2810" xml:space="preserve">Anno 1727 cum alio præſtanti Magnete, ſed ar-
              <lb/>
            mato, idem Experimentum coram plurimis repetii ſpectatoribus,
              <lb/>
            eadem lamella ferrea, vehementer ignita, ſuper pede ſive polo ar-
              <lb/>
            mati Magnetis ducta fuit, tum ſcobi immiſſa, oſtendit inſignem vim,
              <lb/>
            ſcobe undiquaque inſtar barbæ ſibi adhærente, frigefacta eandem vim
              <lb/>
            retinuit. </s>
            <s xml:id="echoid-s2811" xml:space="preserve">Admiratus eventum inſperatum & </s>
            <s xml:id="echoid-s2812" xml:space="preserve">priori oppoſitum, ſe-
              <lb/>
            quenti die tentamen repetii cum filo ferreo, novam capiendo ſco-
              <lb/>
            bem, & </s>
            <s xml:id="echoid-s2813" xml:space="preserve">caute ad omnia attendens, ne ſeducerer, ſed fuit idem ten-
              <lb/>
            taminis ſucceſſus, vi Magnetica imprægnatum fuit filum ignitum,
              <lb/>
            eandem retinuit refrigerio commiſſum. </s>
            <s xml:id="echoid-s2814" xml:space="preserve">Quid ex tam oppoſito eventu
              <lb/>
            concludi poteſt? </s>
            <s xml:id="echoid-s2815" xml:space="preserve">an non, Magnetes nonnullos vim cum Ferro poſſe
              <lb/>
            communicare ignito, alios non poſſe: </s>
            <s xml:id="echoid-s2816" xml:space="preserve">aut hoc tempore phænomenon
              <lb/>
            a Magnete excitari, quodalia tempeſtate non excitatur: </s>
            <s xml:id="echoid-s2817" xml:space="preserve">an vero arma-
              <lb/>
            tura aliquid contribuit? </s>
            <s xml:id="echoid-s2818" xml:space="preserve">an pendet â certo gradu candefactionis? </s>
            <s xml:id="echoid-s2819" xml:space="preserve">an
              <lb/>
            â Ferro? </s>
            <s xml:id="echoid-s2820" xml:space="preserve">Sed præſtat ſobrie ex ejuſmodi ratiocinari Experimentis.</s>
            <s xml:id="echoid-s2821" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div78" type="section" level="1" n="78">
          <head xml:id="echoid-head86" xml:space="preserve">EXPERIMENTUM LVIII.</head>
          <p>
            <s xml:id="echoid-s2822" xml:space="preserve">Magnes poſitus fuit in tabula rotatili, in altera tabula Verſorium,
              <lb/>
            quod diſtabat a Magnete 10 pedibus, ita ut axis Lapidis & </s>
            <s xml:id="echoid-s2823" xml:space="preserve">Verſorium eſ-
              <lb/>
            ſentin eodem plano horizontali; </s>
            <s xml:id="echoid-s2824" xml:space="preserve">Verſorio ad quietem reducto, conver-
              <lb/>
            ſa fuit Tabula cum Magnete, motus Verſorii obſervatus fuit, ante-
              <lb/>
            quam tamen moveri incipiebat, tempus interceſſit, brevius minuto
              <lb/>
            ſecundo; </s>
            <s xml:id="echoid-s2825" xml:space="preserve">propius deinde admotus fuit Magnes Verſorio, illiuſque
              <lb/>
            tabulâ ſeptem pedibus diſtante, rurſuſque converſâ, Verſorium motum
              <lb/>
            fuit, brevius tamen tempus inter initium motus Magnetis & </s>
            <s xml:id="echoid-s2826" xml:space="preserve">Ver-
              <lb/>
            ſorii interceſſit, quam antea: </s>
            <s xml:id="echoid-s2827" xml:space="preserve">iterum propius Magnes admotus Ver-
              <lb/>
            ſorio fuit, intervallo 3 pedum inter utrumque intercedente; </s>
            <s xml:id="echoid-s2828" xml:space="preserve">con-
              <lb/>
            verſo Magnete ſimul converſum fuit Verſorium, neque temporis
              <lb/>
            mora obſervari potuit: </s>
            <s xml:id="echoid-s2829" xml:space="preserve">Nimis breve tempus eſt, quod inter </s>
          </p>
        </div>
      </text>
    </echo>
Impressum