Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670

Page concordance

< >
Scan Original
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
< >
page |< < of 579 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.000611">
                <pb pagenum="122" xlink:href="010/01/130.jpg"/>
                <arrow.to.target n="marg151"/>
                <lb/>
              aqua communis; quantò ille leuior eſt aqua commu­
                <lb/>
              ni, ergò reſiſtentia quam aqua in fert veſicæ
                <expan abbr="aſcendẽ-ti">aſcenden­
                  <lb/>
                ti</expan>
              ad reſiſtentiam ſpiritus vini eamdem
                <expan abbr="proportionẽ">proportionem</expan>
                <lb/>
              reciprocè habet, quam ſpiritus vini leuitas ad aquæ
                <lb/>
              communis leuitatem. </s>
              <s id="s.000612">Quapropter aqua communis
                <lb/>
              duplò reſiſtentior erit quàm ſpiritus vini, veluti iſte
                <lb/>
              ſupponitur duplò leuior illo. </s>
              <s id="s.000613">Modò, quia aduerſarius
                <lb/>
              ſupponit, quòd conatus, & impetus quo aſcendit
                <lb/>
              aerea veſica per prædicta duo fluida menſurari de­
                <lb/>
              beat ab exceſſu, ſeu differentia leuitatum
                <expan abbr="eorumdẽ">eorumdem</expan>
                <lb/>
              corporum, igitur aerea veſica B, quæ tres gradùs le­
                <lb/>
              uitatis habebat, aſcendet per
                <expan abbr="aquã">aquam</expan>
              A vnum gradum
                <lb/>
              leuitatis habentem conatu, ſeu impetu menſurato à
                <lb/>
              differentia prædictarum leuitatum, quæ erit
                <expan abbr="duorũ">duorum</expan>
                <lb/>
              graduum, ſed in ſpiritu vini O qui duos gradus leui­
                <lb/>
              tatis habebat, aſcendet, eadem pila B impetu æquali
                <lb/>
              differentiæ leuitatum
                <expan abbr="eorũdem">eorundem</expan>
              corporum, quæ erit
                <lb/>
              vnius ſolummodò gradus, & hæc quidem
                <expan abbr="conſequũ-tur">conſequun­
                  <lb/>
                tur</expan>
              ex demonſtratis in pr. 48. & 52. qua proptèr ra­
                <lb/>
              tione differentiarum inter leuitatem corporis B, &
                <lb/>
              leuitates prædictorum fluidorum veſica B per aquam
                <lb/>
              aſcendet conatu, & impetu duplo eius, quo per ſpi­
                <lb/>
              ritum vini eleuatur; nihilominùs velocitas qua præ­
                <lb/>
              dicta veſica B aſcendit in aqua, non poterit eſſe du­
                <lb/>
              pla eius, qua ſublimatur in ſpiritu vini, licèt virtus, &
                <lb/>
              energia, qua impellitur per aquam dupla ſit eius,
                <lb/>
              quæ in ſpiritu vini exercetur, proptereà quod ſuper­
                <lb/>
              uenit noua cauſa, à qua prædicti impetus
                <expan abbr="retardãtur">retardantur</expan>
              ,
                <lb/>
              & valdè alterantur, hæc verò eſt maior
                <expan abbr="dẽſitas">denſitas</expan>
              aquæ </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>