Casati, Paolo, De igne dissertationes physicae, 1686

Page concordance

< >
Scan Original
51 39
52 40
53 41
54 42
55 43
56 44
57 45
58 46
59 47
60 48
61 49
62 50
63 51
64 52
65 53
66 54
67 55
68 56
69 57
70 58
71 59
72 60
73 61
74 62
75 63
76 64
77 65
78 66
79 67
80 68
< >
page |< < (43) of 672 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div14" type="section" level="1" n="13">
          <p>
            <s xml:id="echoid-s1487" xml:space="preserve">
              <pb o="43" file="0055" n="55" rhead="De ignis loco."/>
            ſuperficiem Mercurij in ſubiecto vaſe premens ſuſtinet in fiſtulâ
              <lb/>
            cylindrum Mercurij æqualis grauitatis, aut etiam in inclinatam
              <lb/>
            fiſtulam extrudit è vaſe Mercurium vſque ad altitudinem per-
              <lb/>
            pendiculi digitorum 30, quia in plano inclinato minora ſunt
              <lb/>
            eiuſdem grauitatis momenta, quàm in perpendiculo, ac pro-
              <lb/>
            pterea præualet aëris grauitas; </s>
            <s xml:id="echoid-s1488" xml:space="preserve">quare in eadem fiſtulâ æqualis eſt
              <lb/>
            Mercurij altitudo, ſiue ampla, ſiue exigua ſit ſuperſicies Mer-
              <lb/>
            curij in vaſe? </s>
            <s xml:id="echoid-s1489" xml:space="preserve">cum tamen maior ſit cylindrus, & </s>
            <s xml:id="echoid-s1490" xml:space="preserve">maior eius gra-
              <lb/>
            uitas, cuius maior eſt baſis ſub æquali altitudine: </s>
            <s xml:id="echoid-s1491" xml:space="preserve">igitur à maio-
              <lb/>
            re & </s>
            <s xml:id="echoid-s1492" xml:space="preserve">grauiore aëris cylindro plus Mercurij ſuſtinendum eſſet, vt
              <lb/>
            fieret æ quilibrium.</s>
            <s xml:id="echoid-s1493" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1494" xml:space="preserve">Dand. </s>
            <s xml:id="echoid-s1495" xml:space="preserve">Cylindrum hunc aërium aſſerunt æqualis eſſe baſis
              <lb/>
            cum baſe cylindri Mercurialis in fiſtulâ, ac proinde æqualem eſ-
              <lb/>
            ſe vtriuſque cylindri grauitatem abſolutam, cum ſint altitudines
              <lb/>
            in reciprocâ Ratione grauitatum ſecundùm ſpeciem.</s>
            <s xml:id="echoid-s1496" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1497" xml:space="preserve">Maur. </s>
            <s xml:id="echoid-s1498" xml:space="preserve">Ex omnibus igitur cylindris aërijs Mercurio vaſis in-
              <lb/>
            cumbentibus, & </s>
            <s xml:id="echoid-s1499" xml:space="preserve">æqualem baſim cum baſi fiſtulę habentibus,
              <lb/>
            vnicus eſt, qui Mercurio fiſtulæ obſiſtit, reliqui otiantur. </s>
            <s xml:id="echoid-s1500" xml:space="preserve">Ce-
              <lb/>
            do mihi hunc ſingularem cylindrum, cui peculiaris hęc cura
              <lb/>
            demandata eſt. </s>
            <s xml:id="echoid-s1501" xml:space="preserve">An qui proximus? </s>
            <s xml:id="echoid-s1502" xml:space="preserve">an qui ad dexteram? </s>
            <s xml:id="echoid-s1503" xml:space="preserve">an
              <lb/>
            qui ad ſiniſtram? </s>
            <s xml:id="echoid-s1504" xml:space="preserve">Sed ſi & </s>
            <s xml:id="echoid-s1505" xml:space="preserve">reliqui graues ſunt, atque premunt
              <lb/>
            Mercurium vaſis, quare nihil habent virium aduersùs Mercu-
              <lb/>
            rium fiſtulæ? </s>
            <s xml:id="echoid-s1506" xml:space="preserve">haberent autem, ſi alia fiſtula pariter eidem vaſi
              <lb/>
            immergeretur. </s>
            <s xml:id="echoid-s1507" xml:space="preserve">Vtique in antliâ aquam propellente ex modiolo
              <lb/>
            in tubum, ſi embolus aquam modioli amplioris vrgeat per
              <lb/>
            digitum, fit cylindrus aquæ in tubo longior, quàm ſi pariter per
              <lb/>
            digitum vrgeretur aqua in modiolo tenuiori. </s>
            <s xml:id="echoid-s1508" xml:space="preserve">Similiter ſi Mercu-
              <lb/>
            rio vaſis immiſſa eſſet ad perpendiculum fiſtula vtrinque hians,
              <lb/>
            aptiſſimè congruens foramini operculi lignei exquiſitè reſpon-
              <lb/>
            dentis amplitudini vaſis, tum operculum impoſito pondere vrge-
              <lb/>
            ret ſubiectum Mercurium, hic vtique extruderetur ſurſum in fi-
              <lb/>
            ſtulam: </s>
            <s xml:id="echoid-s1509" xml:space="preserve">Iam ſi vaſorum ſuperficies inæquales eſſent, & </s>
            <s xml:id="echoid-s1510" xml:space="preserve">par eſſet
              <lb/>
            ex eodem impoſito pondere operculi depreſſio in vtroque vaſe,
              <lb/>
            manifeſtum eſt plus Mercurij extrudi ex vaſe ampliore, quàm ex
              <lb/>
            minore. </s>
            <s xml:id="echoid-s1511" xml:space="preserve">Atquiidem, quod opercula illa, videntur præſtare aë-
              <lb/>
            rij cylindri incumbentes toti vaſorum inæqualium ſuperficiei.
              <lb/>
            </s>
            <s xml:id="echoid-s1512" xml:space="preserve">Igitur plus virium habent in vaſe ampliore: </s>
            <s xml:id="echoid-s1513" xml:space="preserve">id quod tamen
              <lb/>
            non reſpondet experimento. </s>
            <s xml:id="echoid-s1514" xml:space="preserve">Neque enim hìc res ſe </s>
          </p>
        </div>
      </text>
    </echo>
Impressum