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

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          <pb o="38" file="00044" n="44" rhead="_DIALOGO_"/>
          <p>
            <s xml:id="echoid-s1274" xml:space="preserve">_Ofred_. </s>
            <s xml:id="echoid-s1275" xml:space="preserve">Grauita; </s>
            <s xml:id="echoid-s1276" xml:space="preserve">ma eſſendo della medema grauità con I’oglio,
              <lb/>
            queſto l’equilibra, & </s>
            <s xml:id="echoid-s1277" xml:space="preserve">in vn certo modo, quaſi direi li leua la
              <lb/>
            grauità: </s>
            <s xml:id="echoid-s1278" xml:space="preserve">onde e ſsendo li loro momenti eguali, ne l’vno, ne
              <lb/>
            I’altro può ſcendere, & </s>
            <s xml:id="echoid-s1279" xml:space="preserve">eſsercitare l’effetto della grauità.</s>
            <s xml:id="echoid-s1280" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1281" xml:space="preserve">_Matem_. </s>
            <s xml:id="echoid-s1282" xml:space="preserve">Bene, bene. </s>
            <s xml:id="echoid-s1283" xml:space="preserve">Non ſi può adunque dire con giuſta verità,
              <lb/>
            che il galleggiante è trattenuto dall’oglio, acciò non diſcen-
              <lb/>
            da in conto alcuno nell’acqua? </s>
            <s xml:id="echoid-s1284" xml:space="preserve">Non ſi può dire veridicamẽ-
              <lb/>
            te, che il galleggiante nulla grauiti entro l’acqua, quantun-
              <lb/>
            que grauiti ſopra eſsa?</s>
            <s xml:id="echoid-s1285" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1286" xml:space="preserve">_Ofred_. </s>
            <s xml:id="echoid-s1287" xml:space="preserve">E bene coſa vuole inferire?</s>
            <s xml:id="echoid-s1288" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1289" xml:space="preserve">_Matem_. </s>
            <s xml:id="echoid-s1290" xml:space="preserve">Hor hora lo ſentirà. </s>
            <s xml:id="echoid-s1291" xml:space="preserve">Conſideriamo il galleggiante di-
              <lb/>
            uenuto vn poco più graue in ſpecie dell’oglio, e meno dell’-
              <lb/>
            acqua, ma che vno lo teneſse, che grauità ſentiria egli?</s>
            <s xml:id="echoid-s1292" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1293" xml:space="preserve">_Ofred_. </s>
            <s xml:id="echoid-s1294" xml:space="preserve">Queſti ſecondo la più volte citata _propoſit. </s>
            <s xml:id="echoid-s1295" xml:space="preserve">7. </s>
            <s xml:id="echoid-s1296" xml:space="preserve">d’ Archime-_
              <lb/>
            _de_ ſentirà il ſolo ecceſſo della grauità ſua, ſopra quella della
              <lb/>
            mole dell’oglio EGMH, ad eſso eguale, mentre nell’oglio è
              <lb/>
            più leggiero di quanto peſa queſta mole d’oglio.</s>
            <s xml:id="echoid-s1297" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1298" xml:space="preserve">_Matem_. </s>
            <s xml:id="echoid-s1299" xml:space="preserve">E ſe lo laſciarà, che ſarà?</s>
            <s xml:id="echoid-s1300" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1301" xml:space="preserve">_Ofred_. </s>
            <s xml:id="echoid-s1302" xml:space="preserve">S’immergerà v. </s>
            <s xml:id="echoid-s1303" xml:space="preserve">g. </s>
            <s xml:id="echoid-s1304" xml:space="preserve">con la parte LMPO.</s>
            <s xml:id="echoid-s1305" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1306" xml:space="preserve">_Mat_. </s>
            <s xml:id="echoid-s1307" xml:space="preserve">Mà la parte HLON, non è immerſa nell’oglio, & </s>
            <s xml:id="echoid-s1308" xml:space="preserve">in con-
              <lb/>
            ſeguenza non è reſa più leggiera?</s>
            <s xml:id="echoid-s1309" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1310" xml:space="preserve">_Ofred_. </s>
            <s xml:id="echoid-s1311" xml:space="preserve">Non sò dire di nò,</s>
          </p>
          <p>
            <s xml:id="echoid-s1312" xml:space="preserve">_Matem_. </s>
            <s xml:id="echoid-s1313" xml:space="preserve">Tanto adunque che in parte il galleggiante, accioche
              <lb/>
            non diſcenda, e trattenuto dall’oglio, che lo fa più leggiero.
              <lb/>
            </s>
            <s xml:id="echoid-s1314" xml:space="preserve">Mà che altro lo trattiene?</s>
            <s xml:id="echoid-s1315" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1316" xml:space="preserve">_Ofred_. </s>
            <s xml:id="echoid-s1317" xml:space="preserve">Direi che foſse l’acqua FGML.</s>
            <s xml:id="echoid-s1318" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1319" xml:space="preserve">_Matem_. </s>
            <s xml:id="echoid-s1320" xml:space="preserve">Ecco adunque Sig. </s>
            <s xml:id="echoid-s1321" xml:space="preserve">Ofredi, che il momento del galleg-
              <lb/>
            giante è pareggiato da due cauſe; </s>
            <s xml:id="echoid-s1322" xml:space="preserve">dall’oglio che lo fa in par-
              <lb/>
            te più leggiero, e dall’acqua FGML, che eſsendo eguale alla
              <lb/>
            parte immerſa, pareggia il momento, che eſercita il galleg-
              <lb/>
            giante nell’acqua. </s>
            <s xml:id="echoid-s1323" xml:space="preserve">Si che ſempre è vero il concetto d’Archi-
              <lb/>
            mede, che la mole d’acqua eguale alla parte immerſa, pa-
              <lb/>
            reggia il momento, che eſercita il gallegiante entro l’acqua.
              <lb/>
            </s>
            <s xml:id="echoid-s1324" xml:space="preserve">E perche quanto è più graue il fluido ſoprapoſto, tanto più
              <lb/>
            queſto rende leggiera la parte eſtante; </s>
            <s xml:id="echoid-s1325" xml:space="preserve">quindi è, che il gal-
              <lb/>
            leggiante ſempre meno s’immerge, quanto più quel fluido
              <lb/>
            è graue.</s>
            <s xml:id="echoid-s1326" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1327" xml:space="preserve">_Conte_. </s>
            <s xml:id="echoid-s1328" xml:space="preserve">Non però la parte d’acqua eguale alla parte </s>
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