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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[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)
[151.] EXPERIMENTUM CXXV.
Page: 261 (247)
[152.] EXPERIMENTUM CXXVI.
Page: 261 (247)
[153.] EXPERIMENTUM CXXVII.
Page: 262 (248)
[154.] EXPERIMENTUM CXXVIII.
Page: 263 (249)
[155.] EXPERIMENTUM CXXIX.
Page: 263 (249)
[156.] EXPERIMENTUM CXXX.
Page: 264 (250)
[157.] CAPUT QUINTUM. De vi Magnetica Ferri.
Page: 267 (253)
[158.] EXPERIMENTUM CXXXI.
Page: 268 (254)
[159.] EXPERIMENTUM CXXXII.
Page: 269 (255)
[160.] EXPERIMENTUM CXXXIII.
Page: 270 (256)
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            tantundem Auſtrales; </s>
            <s xml:id="echoid-s5917" xml:space="preserve">qui eventus iidem obſervabantur remotis a
              <lb/>
            ſe ſtylis 2 {1/2}, 2, 1 {1/2} pollicibus, verum propius his admotis, conver-
              <lb/>
            tebantur Verſoria atque cuſpidibus alterni nominis ad ſe accedendo
              <lb/>
            in mutuos ibant amplexus.</s>
            <s xml:id="echoid-s5918" xml:space="preserve"/>
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          <p>
            <s xml:id="echoid-s5919" xml:space="preserve">2°. </s>
            <s xml:id="echoid-s5920" xml:space="preserve">Eadem omnia obſervata fuerunt phænomena poſito Verſorio
              <lb/>
            breviori ad Ortum longioris.</s>
            <s xml:id="echoid-s5921" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5922" xml:space="preserve">3°. </s>
            <s xml:id="echoid-s5923" xml:space="preserve">Poſito Verſorio longiſſimo in Meridiano Magnetico, alterum
              <lb/>
            admotum fuit, ſed in eodem Meridiano; </s>
            <s xml:id="echoid-s5924" xml:space="preserve">tum utriuſque directio
              <lb/>
            in eodem Meridiano permanſit, cuspide Borea unius ſpectante
              <lb/>
            Auſtralem alterius, idque obtinebat in qualibet diſtantia centro-
              <lb/>
            rum a ſe, modo ſe non contigerint.</s>
            <s xml:id="echoid-s5925" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5926" xml:space="preserve">4°. </s>
            <s xml:id="echoid-s5927" xml:space="preserve">Ambobus eundem Meridianum ſervantibus, fuit alterutrum
              <lb/>
            manu converſum, ejuſque cuſpis Borea ad Occaſum firme retenta,
              <lb/>
            tum cuſpis Borea alterius quoque directa fuit verſus Occaſum ſpon-
              <lb/>
            te, a vero tamen Occaſu aberat pluribus paucioribuſve gradibus,
              <lb/>
            prout centra ſibi propius fuerint, vel latius removerentur.</s>
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          <head xml:id="echoid-head165" xml:space="preserve">EXPERIMENTUM CXXX.</head>
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            <s xml:id="echoid-s5929" xml:space="preserve">Tandem poterant duo Verſoria ſupra ſe invicem locari, ut am-
              <lb/>
            borum ſtyli eſſent in eadem recta ad horizontem perpendiculari, & </s>
            <s xml:id="echoid-s5930" xml:space="preserve">
              <lb/>
            proinde ambo Verſoria in diverſis planis: </s>
            <s xml:id="echoid-s5931" xml:space="preserve">tentamina cum hiſce varia
              <lb/>
            inſtituit quondam Cl. </s>
            <s xml:id="echoid-s5932" xml:space="preserve">de la Hire, quæ inſeruit L’Hiſt. </s>
            <s xml:id="echoid-s5933" xml:space="preserve">de L’A-
              <lb/>
            cad. </s>
            <s xml:id="echoid-s5934" xml:space="preserve">Roy. </s>
            <s xml:id="echoid-s5935" xml:space="preserve">A°. </s>
            <s xml:id="echoid-s5936" xml:space="preserve">1692. </s>
            <s xml:id="echoid-s5937" xml:space="preserve">hæc rite capta, & </s>
            <s xml:id="echoid-s5938" xml:space="preserve">bene deſcripta ex ipſo Au-
              <lb/>
            tore depromenda ratus fui.</s>
            <s xml:id="echoid-s5939" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5940" xml:space="preserve">1°. </s>
            <s xml:id="echoid-s5941" xml:space="preserve">Sumſit capſulam inſervientem Compaſſo, inſtructam circulo cu-
              <lb/>
            preo diviſo in 360 gradus; </s>
            <s xml:id="echoid-s5942" xml:space="preserve">ex cujus medio centro eminebat cuſpis,
              <lb/>
            cui imponebatur acus, libere mobilis, 3 {1/2} pollices longa: </s>
            <s xml:id="echoid-s5943" xml:space="preserve">capſulam
              <lb/>
            tamdiu convertit, donec Acus reſpondebat gradui 360°. </s>
            <s xml:id="echoid-s5944" xml:space="preserve">tum la-
              <lb/>
            mellæ vitreæ beneficio capſulâ clauſâ, ſumſit aliam Acum Magne-
              <lb/>
            ticam æque longam ac prior, quam tantummodo impoſuit lamellæ
              <lb/>
            vitreæ, ita ut ſuâ cuſpide reſpiceret Septentrionem, ſive ut hujus
              <lb/>
            cuſpis eſſet directe ſupra cuſpidem Acus in capſulâ, & </s>
            <s xml:id="echoid-s5945" xml:space="preserve">tota longi-
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            tudo hujus eſſet parallela longitudini alterius: </s>
            <s xml:id="echoid-s5946" xml:space="preserve">Acus ſupra vitrum
              <lb/>
            proinde jacebat immobilis: </s>
            <s xml:id="echoid-s5947" xml:space="preserve">tum vero cuſpis Acus in capſulâ </s>
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