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

Page concordance

< >
Scan Original
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
< >
page |< < of 579 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.001088">
                <pb pagenum="210" xlink:href="010/01/218.jpg"/>
                <arrow.to.target n="marg280"/>
                <lb/>
              preſſio ſupra ſuperficiem hydrargyri D altiùs ele­
                <lb/>
              uatur mercurius in fiſtula BFA. ſic ſi noua fiſtula, vel
                <lb/>
              inſtrumento pneumatico aer inſuffletur, vt compri­
                <lb/>
              mat ſuperficiem hydrargyri D eleuatur quoque ſu­
                <lb/>
              prema ſuperficies F hydrargyri in fiſtula clauſa; & ſi
                <lb/>
              è contrà embolo retracto, velùti exugatur aer impe­
                <lb/>
              diatur que compreſſio eius ſupra mercurium D ſpon­
                <lb/>
              tè labetur mercurius deſcendetque deorsùm versùs
                <lb/>
              B. præterea ſi ſupra mercurium in D infundatur aqua,
                <lb/>
              quæ propagetur vique ad libellam GI, tunc quidem
                <lb/>
              mercurius quoque eleuatur ab F vſque ad H, & quod
                <lb/>
              mirum eſt, eleuatur mercurius præcisè pro menſura
                <lb/>
              ponderis aquæ incumbentis GD, ſcilicèt altitudo G
                <lb/>
              D erit quatuordeciès maior, quàm FH, quia talis re­
                <lb/>
              ciprocè eſt proportio ponderis mercurij ad aquam.
                <lb/>
              </s>
              <s id="s.001089">Si igitur in ſpatio inani nulla alia cauſa vlterioris ele­
                <lb/>
              uationis hydrargyri FH aſſignari poteſt præter gra­
                <lb/>
              uitatem aquæ collateralis GD cum qua mercurius F
                <lb/>
              H æquilibrium efficit, quare negabimus reliquum
                <lb/>
              mercurij FB eleuari à pondere aliquo premente ſu­
                <lb/>
              perficiem D, quæ ſit ſemper eiuſdem roboris? </s>
              <s id="s.001090">cùm­
                <lb/>
              que nullum aliud corpus grauitans aſſignari poſſit
                <lb/>
              prætèr aerem, igitur neceſſariò ab hoc mercurius
                <lb/>
              eleuatur. </s>
            </p>
            <p type="margin">
              <s id="s.001091">
                <margin.target id="marg280"/>
              Cap. 5. de ae­
                <lb/>
              ris grauitate
                <lb/>
              æquilibrio,
                <lb/>
              ſtructura, &
                <lb/>
              vi elaterią
                <lb/>
              eius.</s>
            </p>
            <p type="main">
              <s id="s.001092">Prætermiſſis alijs experimentis excogitatis à viris
                <lb/>
              doctiſſimis in Italia, Gallia, & Anglia, de quibus fusè
                <lb/>
              agitur in libro
                <expan abbr="experimẽtorum">experimentorum</expan>
              noſtræ Academiæ ex­
                <lb/>
              perimentalis Mediceæ nè repetamus ea, quæ iam paſ­
                <lb/>
              ſim vulgata ſunt, tantummodò recenſebo, & ad exa-</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum