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

Page concordance

< >
< >
page |< < of 579 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.002645">
                <pb pagenum="500" xlink:href="010/01/508.jpg"/>
                <arrow.to.target n="marg703"/>
                <lb/>
              cea inſumere debet duo minuta ſecunda tantùm, quę
                <lb/>
              varietas pendere videtur ex eo, quod velocitates
                <lb/>
              fuerunt à Merſenno obſeruatæ in valdè prolixo ſpa­
                <lb/>
              tio, vbi medij conſiſtentia, & gluten valdè
                <expan abbr="alterãt">alterant</expan>
              , &
                <lb/>
                <expan abbr="augẽt">augent</expan>
              inæqualitates velocitatum, quæ ſi propè ini­
                <lb/>
              tium motus obſeruatæ fuiſſent, procùl dubio non ha­
                <lb/>
              buiſſent quintuplam, ſed tantummodò duplam pro­
                <lb/>
              portionem. </s>
            </p>
            <p type="margin">
              <s id="s.002646">
                <margin.target id="marg702"/>
              Hydraul­.
                <lb/>
              fol. 116.</s>
            </p>
            <p type="margin">
              <s id="s.002647">
                <margin.target id="marg703"/>
              Cap. 11. gra­
                <lb/>
              uia in fluido
                <lb/>
              velocitati­
                <lb/>
              bus inæqua­
                <lb/>
              libus ferri
                <lb/>
              debere.</s>
            </p>
            <p type="main">
              <s id="s.002648">Hinc quoque deducitur imperitia eorum, qui dum
                <lb/>
              experiri volunt, an corpora inęqualiter grauia
                <expan abbr="deſcẽ-dant">deſcen­
                  <lb/>
                dant</expan>
              inæqualibus velocitatibus, putant hoc fieri de­
                <lb/>
              bere non in exiguis, ſed in prolixis deſcenſibus, &
                <lb/>
              ideò obſeruant inæqualitates velocitatum corporum
                <lb/>
              in aere deſcendentium ab altiſſimis turribus vbi ve­
                <lb/>
              locitates plumbi, & argillæ valdè differunt inter ſe,
                <lb/>
              cùm tamen in breuioribus altitudinibus nullo ſenſu
                <lb/>
              diſtingui poſſint
                <expan abbr="eorũ">eorum</expan>
              inæqualitates, cùm ambo
                <expan abbr="eodẽ">eodem</expan>
                <lb/>
              tempore ferri videantur. </s>
              <s id="s.002649">Et antequam vlterius pro­
                <lb/>
              cedamus, afferemus duas experientias contra negan­
                <lb/>
              tes motum acceleratum ſolidorum corporum intra a­
                <lb/>
              quam; & primò in deſcenſu pilam plumbeam feta e­
                <lb/>
              quina ſuſpendi,
                <expan abbr="habẽtem">habentem</expan>
              infernè
                <expan abbr="acũ">acum</expan>
                <expan abbr="infixã">infixam</expan>
              , eamque
                <lb/>
              demiſi intra aquam in diuerſis altitudinibus à fundo
                <lb/>
              cera incruſtato,
                <expan abbr="tũc">tunc</expan>
              vidi acum profundius ceram pe­
                <lb/>
              netrare quò à ſublimiori altitudine pila decidebat.
                <lb/>
              </s>
              <s id="s.002650">in aſcenſu verò ſumpſi leuiſſimum calamum
                <expan abbr="anſerinũ">anſerinum</expan>
              ,
                <lb/>
              eiuſque infimum orificium fruſto plumbi perfectè
                <lb/>
              obturaui, atque bacillo demerſi calamum directè in­
                <lb/>
              fra aquam, in maiori tamen profunditate, quàm eius </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>