Zanotti, Francesco Maria, Della forza de' corpi che chiamano viva libri tre, 1752

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            <s xml:id="echoid-s2137" xml:space="preserve">
              <pb o="153" file="0177" n="177" rhead="LIBRO II."/>
            prono. </s>
            <s xml:id="echoid-s2138" xml:space="preserve">Per qual ragione, diſſe allora il Signor D.
              <lb/>
            </s>
            <s xml:id="echoid-s2139" xml:space="preserve">Niccola, dovranno gl’impulſi, che, eſſendo chiu-
              <lb/>
            ſe le ſerie, erano eguali, divenir diſeguali, mentre
              <lb/>
            ſi aprono? </s>
            <s xml:id="echoid-s2140" xml:space="preserve">Pareva in queſta conteſa, che il Signor
              <lb/>
            Marcheſe di Campo Hermoſo ſi inclinaſſe alla mia
              <lb/>
            opinione, e udita la domanda ultima del Signor
              <lb/>
            D. </s>
            <s xml:id="echoid-s2141" xml:space="preserve">Nicola aveſſe pur voglia di riſpondergli. </s>
            <s xml:id="echoid-s2142" xml:space="preserve">Perchè
              <lb/>
            io a lui rivolto il pregai di voler dire; </s>
            <s xml:id="echoid-s2143" xml:space="preserve">et egli mo-
              <lb/>
            deſtamente, ſecondo il coſtume ſuo, a me par, diſ-
              <lb/>
            ſe, che eſſendo chiuſe le ſerie, e tenute ferme da
              <lb/>
            quelle potenze, che tengono fermi i globi, gli ela-
              <lb/>
            ſtri di ciaſcuna ſi ſoſtengan l’ un l’ altro, ne agiſca
              <lb/>
            contra il globo ſe non un’ elaſtro ſolo, che è quel
              <lb/>
            primo, che tocca il globo ſteſſo. </s>
            <s xml:id="echoid-s2144" xml:space="preserve">E quindi è, che
              <lb/>
            qualunque ſia il numero degli elaſtri, onde l’una,
              <lb/>
            o l’ altra ſerie ſi compone, finchè eſſe ſi ſtanno
              <lb/>
            chiuſe, ſpingono amendue i globi egualmente. </s>
            <s xml:id="echoid-s2145" xml:space="preserve">Ma
              <lb/>
            ſe ſi aprono, allora gli elaſtri più non ſi ſoſtengon
              <lb/>
            l’ un l’ altro, ma ſcorrono tutti dalla parte del
              <lb/>
            globo, e tutti lo ſpingono; </s>
            <s xml:id="echoid-s2146" xml:space="preserve">e quindi è, che nell’
              <lb/>
            aprirſi più ſpingerà quella ſerie, che ſarà compoſta
              <lb/>
            di più elaſtri; </s>
            <s xml:id="echoid-s2147" xml:space="preserve">e ſe una ſarà compoſta di un elaſtro
              <lb/>
            ſolo, et un’ altra di quattro, dovrà queſta nell’ a-
              <lb/>
            prirſi dare al globo un’ impulſo quattro volte mag-
              <lb/>
            giore di quella, quantunque prima di aprirſi ſpin-
              <lb/>
            geſſero amendue egualmente. </s>
            <s xml:id="echoid-s2148" xml:space="preserve">E poichè v’ è pia-
              <lb/>
            ciuto di chiamarmi in una controverſia così ſotti-
              <lb/>
            le, benchè le mie ragioni non poſſano aggiunger
              <lb/>
            niun peſo alle voſtre, pur ne dirò una, che mi va
              <lb/>
            ora per l’ animo, ed è queſta. </s>
            <s xml:id="echoid-s2149" xml:space="preserve">Secondo che </s>
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