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

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            <s xml:id="echoid-s989" xml:space="preserve">
              <pb o="69" file="0093" n="93" rhead="LIBRO I."/>
            larghezza naturale dell’ elaſtro ABC ſia AD; </s>
            <s xml:id="echoid-s990" xml:space="preserve">e
              <lb/>
            che dall’ una parte appoggiandoſi al muro immo-
              <lb/>
            bile XY, ſia dall’ altra premuto per una qualche
              <lb/>
            potenza applicata al globo C, che lo tenga fer-
              <lb/>
            mo, e riſtretto nello ſpazio AC. </s>
            <s xml:id="echoid-s991" xml:space="preserve">Stando le coſe
              <lb/>
            così, voi vedete, che l’ elaſtro non ceſſerà mai di
              <lb/>
            premere il globo C, e ſollecitarlo con altri, ed’
              <lb/>
            altri impulſi verſo D; </s>
            <s xml:id="echoid-s992" xml:space="preserve">i quali impulſi ſeguiranno
              <lb/>
            ad eſſere ſempre eguali, non eſſendovi alcuna ra-
              <lb/>
            gione, perchè debbano farſi o maggiori o mino-
              <lb/>
            ri. </s>
            <s xml:id="echoid-s993" xml:space="preserve">Così come quelli della gravità, diſſe allora il
              <lb/>
            Signor Marcheſe. </s>
            <s xml:id="echoid-s994" xml:space="preserve">Così appunto, riſpoſi. </s>
            <s xml:id="echoid-s995" xml:space="preserve">E come
              <lb/>
            quelli della gravità, ripigliò egli, ſono ſecondo voi
              <lb/>
            iſtantanei, e diſg unti tra loro per certi piccoliſſimi
              <lb/>
            intervalli di tempo, così ſaranno ancor queſti.
              <lb/>
            </s>
            <s xml:id="echoid-s996" xml:space="preserve">Io non ho detto, riſpoſi, che gl’ impulſi della
              <lb/>
            gravità ſieno iſtantanei, e diſgiunti tra loro; </s>
            <s xml:id="echoid-s997" xml:space="preserve">ho
              <lb/>
            detto, che potrebbon’ eſſere ſenza incomodo del-
              <lb/>
            la natura; </s>
            <s xml:id="echoid-s998" xml:space="preserve">e lo ſteſſo penſo anche degl’ impulſi
              <lb/>
            dell’ elaſtro; </s>
            <s xml:id="echoid-s999" xml:space="preserve">i quali però abbiatevegli come vi
              <lb/>
            pare, o continvi ſenza interruzion niuna, o con
              <lb/>
            infinite interruzioni inſinitamente piccole; </s>
            <s xml:id="echoid-s1000" xml:space="preserve">che a
              <lb/>
            me è lo ſteſſo; </s>
            <s xml:id="echoid-s1001" xml:space="preserve">benchè la ſuppoſizione delle in-
              <lb/>
            terruzioni ſarebbe più comoda, et è forſe ancor
              <lb/>
            la più vera. </s>
            <s xml:id="echoid-s1002" xml:space="preserve">Come che ciò ſia, egli è ben d’ av-
              <lb/>
            vertire, che qualora l’ elaſtro è più largo, gl’ im-
              <lb/>
            pulſi ſono più deboli. </s>
            <s xml:id="echoid-s1003" xml:space="preserve">Così ſe egli ſarà tenuto fer-
              <lb/>
            mo in
              <emph style="it">m</emph>
            , avendo la larghezza A
              <emph style="it">m</emph>
            , gl’ impulſi
              <lb/>
            ſaranno più deboli, che non erano, quando egli
              <lb/>
            era tenuto fermo in C, avendo la larghezza AC;</s>
            <s xml:id="echoid-s1004" xml:space="preserve"/>
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