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

List of thumbnails

< >
261
261 (247) 		262
262 (248)
263
263 (249) 		264
264 (250)
265
265 (251) 		266
266 (252)
267
267 (253) 		268
268 (254)
269
269 (255) 		270
270 (256)
< >
page |< < (250) of 795 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div155" type="section" level="1" n="155">
          <p>
            <s xml:id="echoid-s5916" xml:space="preserve">
              <pb o="250" file="0264" n="264" rhead="DISSERTATIO"/>
            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"/>
          </p>
          <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>
            <s xml:id="echoid-s5928" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div156" type="section" level="1" n="156">
          <head xml:id="echoid-head165" xml:space="preserve">EXPERIMENTUM CXXX.</head>
          <p>
            <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-
              <lb/>
            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>
          </p>
        </div>
      </text>
    </echo>
Impressum