Angeli, Stefano degli, Della gravita' dell' aria e fluidi : esercitata principalmente nelli loro homogenei

Table of handwritten notes

< >
< >
page |< < (64) of 192 > >|
    <echo version="1.0RC">
      <text xml:lang="it" type="free">
        <div xml:id="echoid-div17" type="section" level="1" n="10">
          <p>
            <s xml:id="echoid-s2062" xml:space="preserve">
              <pb o="64" file="00070" n="70" rhead="DIALOGO"/>
            alla prima non capiſco queſta dottrina.</s>
            <s xml:id="echoid-s2063" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2064" xml:space="preserve">_Conte_. </s>
            <s xml:id="echoid-s2065" xml:space="preserve">V. </s>
            <s xml:id="echoid-s2066" xml:space="preserve">S. </s>
            <s xml:id="echoid-s2067" xml:space="preserve">pur di ſopra mi ha ſpauentato con la ſua gran Geo-
              <lb/>
            metria, & </s>
            <s xml:id="echoid-s2068" xml:space="preserve">hora non intende queſta coſciutia? </s>
            <s xml:id="echoid-s2069" xml:space="preserve">Io gle la di-
              <lb/>
            chiarerò ſuccintamente anco ſenza ſchema. </s>
            <s xml:id="echoid-s2070" xml:space="preserve">S’imagini due
              <lb/>
            cannellini della medema altezza, di modo che il diametro
              <lb/>
            della baſe del vano dell’vno, ſia doppia del diametro del va-
              <lb/>
            no della baſe dell’altro. </s>
            <s xml:id="echoid-s2071" xml:space="preserve">Il corpo del vano del maggiore, ſarà
              <lb/>
            quadruplo del vano del minore; </s>
            <s xml:id="echoid-s2072" xml:space="preserve">perche li cilindri della me-
              <lb/>
            dema altezza hanno la proportione delle baſi; </s>
            <s xml:id="echoid-s2073" xml:space="preserve">e di queſte la
              <lb/>
            maggiore è quadrupla della minore, eſſendo il diametro
              <lb/>
            doppio del diametro. </s>
            <s xml:id="echoid-s2074" xml:space="preserve">Mà la ſuperficie del maggiore è ſolo
              <lb/>
            doppia di quella del minore, perche queſte hanno la pro-
              <lb/>
            portione, che hanno le baſi, che ſono le circonferenze; </s>
            <s xml:id="echoid-s2075" xml:space="preserve">che
              <lb/>
            hanno poi la medema proportione delli diametri. </s>
            <s xml:id="echoid-s2076" xml:space="preserve">Ecco
              <lb/>
            adunque che la ſuperficie del minore meno decreſce da
              <lb/>
            quella del maggiore, di quello decreſca la corpulenza.</s>
            <s xml:id="echoid-s2077" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2078" xml:space="preserve">_Ofred_. </s>
            <s xml:id="echoid-s2079" xml:space="preserve">Hò inteſo. </s>
            <s xml:id="echoid-s2080" xml:space="preserve">Ritorno al mio ſilentio. </s>
            <s xml:id="echoid-s2081" xml:space="preserve">Non ſi ſtupiſchi ſe
              <lb/>
            ſono ſtato così pigro nell’intendere, perche
              <lb/>
            _Quandoque bonus dormitat Homerus_.</s>
            <s xml:id="echoid-s2082" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2083" xml:space="preserve">_Mat_. </s>
            <s xml:id="echoid-s2084" xml:space="preserve">Io per mc la compatiſco. </s>
            <s xml:id="echoid-s2085" xml:space="preserve">Hauendo adunque inteſo, in-
              <lb/>
            tenderà anco come l’impedimento arreccato dal contatto
              <lb/>
            con la ſuperficie, non decreſca a proportione con il decre-
              <lb/>
            ſcimento del corpo.</s>
            <s xml:id="echoid-s2086" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2087" xml:space="preserve">Queſte cauſe però non poſsono baſtare. </s>
            <s xml:id="echoid-s2088" xml:space="preserve">Perche ſe ciò proce-
              <lb/>
            deſſe dalla ſola aria contenuta entro il cannellino, come pa-
              <lb/>
            re, che dica principalmente il Sig. </s>
            <s xml:id="echoid-s2089" xml:space="preserve">Sinclaro _Lib. </s>
            <s xml:id="echoid-s2090" xml:space="preserve">2. </s>
            <s xml:id="echoid-s2091" xml:space="preserve">Dial. </s>
            <s xml:id="echoid-s2092" xml:space="preserve">2. </s>
            <s xml:id="echoid-s2093" xml:space="preserve">n. </s>
            <s xml:id="echoid-s2094" xml:space="preserve">7_.
              <lb/>
            </s>
            <s xml:id="echoid-s2095" xml:space="preserve">ne ſeguirebbe, che quanto più lungo foſse il cannellino, più
              <lb/>
            l’acqua doueſse ſalire, il che non s’eſperimenta, poiche ò il
              <lb/>
            cannellino ſia lunghiſſimo, ò curtiſſimo, purche ſia ſempre
              <lb/>
            della medema ſottigliezza, ſempre l’acqua ſalirà al mede-
              <lb/>
            mo ſegno, come dice hauer eſperimentato il Signor Mon-
              <lb/>
            tanari _all’eſperienza_ 10. </s>
            <s xml:id="echoid-s2096" xml:space="preserve">& </s>
            <s xml:id="echoid-s2097" xml:space="preserve">io pure hò eſperimentato più vol-
              <lb/>
            te aſſieme con il Signor Rinaldini, & </s>
            <s xml:id="echoid-s2098" xml:space="preserve">il Sig. </s>
            <s xml:id="echoid-s2099" xml:space="preserve">D. </s>
            <s xml:id="echoid-s2100" xml:space="preserve">Gio. </s>
            <s xml:id="echoid-s2101" xml:space="preserve">Antonio
              <lb/>
            Baglioni, Canonico del Saluatore. </s>
            <s xml:id="echoid-s2102" xml:space="preserve">Biſogna adunque anco
              <lb/>
            conſiderare altra aria eſteriore ſino al fine dell’ atomosfera,
              <lb/>
            la quale preme a perpendicolo ſopra l’inferiore. </s>
            <s xml:id="echoid-s2103" xml:space="preserve">Hora infi-
              <lb/>
            niti di quelli eftluuii, che ſono diſteſi orizontalmente, pre-
              <lb/>
            mono ſopra li orli del cannellino, & </s>
            <s xml:id="echoid-s2104" xml:space="preserve">in conſeguenza </s>
          </p>
        </div>
      </text>
    </echo>
Impressum