Bernoulli, Daniel, Hydrodynamica, sive De viribus et motibus fluidorum commentarii

Page concordance

< >
Scan Original
71 57
72 58
73 59
74 60
75
76 62
77 63
78 64
79 65
80 66
81 67
82 68
83 69
84 70
85 71
86 72
87 73
88 74
89 75
90 76
91 77
92 78
93 79
94 80
95 81
96 82
97 83
98 84
99 85
100 86
< >
page |< < (58) of 361 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div74" type="section" level="1" n="52">
          <p>
            <s xml:id="echoid-s1573" xml:space="preserve">
              <pb o="58" file="0072" n="72" rhead="HYDRODYNAMICÆ."/>
            quantulum perforavi, haud procul à G, rurſusque obſervavi, paullo lentius
              <lb/>
            deſcendere ſuperficiem internam, cujus rei me certum fecit quod numera-
              <lb/>
            bam oſcillationes alicujus penduli, quibus ſuperficies per datum ſpatium
              <lb/>
            deſcendit: </s>
            <s xml:id="echoid-s1574" xml:space="preserve">ratione autem aquarum effluentium vidi aliquando aquas pleno
              <lb/>
            orificio effluere & </s>
            <s xml:id="echoid-s1575" xml:space="preserve">tunc aquas ſolito minus eſſe pellucidas, jactum autem or-
              <lb/>
            dinarium vel ordinario paullo majorem facere; </s>
            <s xml:id="echoid-s1576" xml:space="preserve">ſæpiſſime autem aquam & </s>
            <s xml:id="echoid-s1577" xml:space="preserve">
              <lb/>
            aërem juxta ſe ferri, illam in parte tubi inferiore juxta latus F M, hunc in
              <lb/>
            ſuperiori juxta G N & </s>
            <s xml:id="echoid-s1578" xml:space="preserve">tunc aquas eſſe limpidas atque velocitate ejici ſolito
              <lb/>
            non ſolum haud minori, ſed & </s>
            <s xml:id="echoid-s1579" xml:space="preserve">multo majori, quod fieri poſſe haud obſcu-
              <lb/>
            re prævideram. </s>
            <s xml:id="echoid-s1580" xml:space="preserve">De hâc re in ſequenti Sectione aliud experimentum majori
              <lb/>
            præciſione inſtitutum apponam.</s>
            <s xml:id="echoid-s1581" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1582" xml:space="preserve">Dabitur autem fortaſſe alibi locus demonſtrandi aquas ſufficienti aëris
              <lb/>
            quantitate permiſtas, ea proxime effluere copia, qua effluerent reſciſſo tu-
              <lb/>
            bo eo in loco ubi eſt perforatus, cui rei ipſam quoque experentiam reſpon-
              <lb/>
            dere animadverti.</s>
            <s xml:id="echoid-s1583" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div75" type="section" level="1" n="53">
          <head xml:id="echoid-head70" style="it" xml:space="preserve">De canalibus recurvis.</head>
          <head xml:id="echoid-head71" xml:space="preserve">Ad §. 27.</head>
          <p>
            <s xml:id="echoid-s1584" xml:space="preserve">DUcta in pariete horizontali M N (Fig. </s>
            <s xml:id="echoid-s1585" xml:space="preserve">27.) </s>
            <s xml:id="echoid-s1586" xml:space="preserve">tubum cylindricum C D B
              <lb/>
              <note position="left" xlink:label="note-0072-01" xlink:href="note-0072-01a" xml:space="preserve">Fig. 27.</note>
            totum aquâ plenum, cruraque ambo inter ſe parallela habentem, ita
              <lb/>
            poſui, ut extremitas altera B horizontalem M N raderet, ſimulque
              <lb/>
            crura eſſent verticalia, dum interea orificium C digito obturabam aquæ ef-
              <lb/>
            fluxum ſic compeſcens.</s>
            <s xml:id="echoid-s1587" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1588" xml:space="preserve">Dein remoto digito obſervavi, altitudinem maximam B P, ad quam
              <lb/>
            aquæ effluentes aſcendebant, aliisque vicibus attendi ad locum E, ad quem
              <lb/>
            deſcendit aquæ ſuperficies; </s>
            <s xml:id="echoid-s1589" xml:space="preserve">feci autem fub duabus diverſis circumſtantiis ex-
              <lb/>
            perimentum; </s>
            <s xml:id="echoid-s1590" xml:space="preserve">primo enim loco nullum in B poſueram operculum; </s>
            <s xml:id="echoid-s1591" xml:space="preserve">dein-
              <lb/>
            de operculum adhibui tali lumine perforatum, quod amplitudinem haberet
              <lb/>
            ratione amplitudinis tubi ut 1. </s>
            <s xml:id="echoid-s1592" xml:space="preserve">ad √ 2. </s>
            <s xml:id="echoid-s1593" xml:space="preserve">Interim menſuræ tales fuere: </s>
            <s xml:id="echoid-s1594" xml:space="preserve">C A
              <lb/>
            = 345; </s>
            <s xml:id="echoid-s1595" xml:space="preserve">A D B = 530; </s>
            <s xml:id="echoid-s1596" xml:space="preserve">B P = 33; </s>
            <s xml:id="echoid-s1597" xml:space="preserve">& </s>
            <s xml:id="echoid-s1598" xml:space="preserve">A E = 88. </s>
            <s xml:id="echoid-s1599" xml:space="preserve">particulis, quarum 375
              <lb/>
            longitudinem Pedis Lond. </s>
            <s xml:id="echoid-s1600" xml:space="preserve">exæquabant. </s>
            <s xml:id="echoid-s1601" xml:space="preserve">Hæc ita fuere in caſu priori, in al-
              <lb/>
            tero autem manentibus reliquis vidi B P = 64 & </s>
            <s xml:id="echoid-s1602" xml:space="preserve">A E = 54. </s>
            <s xml:id="echoid-s1603" xml:space="preserve">Notabo hîcin tran-
              <lb/>
            ſitu, quod alio explorare cupiens modo maximum deſcenſum A E, poſt fini-
              <lb/>
            tum experimentum inclinaverim tubum, donec aqua jam jam effluxui per B </s>
          </p>
        </div>
      </text>
    </echo>
Impressum