Tartaglia, Niccolo, Quesiti et inventioni diverse, 1554

List of thumbnails

< >
21
21 		22
22
23
23 		24
24
25
25 		26
26
27
27 		28
28
29
29 		30
30
< >
page |< < of 257 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <subchap1>
              <p type="main">
                <s id="s.000306">
                  <pb xlink:href="042/01/024.jpg"/>
                poneremo in forma del <21>
                  <expan abbr="pẽdicolo">pendicolo</expan>
                . </s>
                <s id="s.000307">c. il
                  <expan abbr="q̃l">qual</expan>
                  <expan abbr="<21>pẽdicolo"><21>pendicolo</expan>
                , ouer gra
                  <lb/>
                uita. </s>
                <s id="s.000308">c. in ogni uerſo ſempre
                  <expan abbr="uatirãdo">uatirando</expan>
                la detta balla uerſo il
                  <expan abbr="cẽ">cem</expan>
                  <lb/>
                tro del
                  <expan abbr="mõdo">mondo</expan>
                , cioe <21>
                  <expan abbr="pẽdicolarmẽte">pendicolarmente</expan>
                uerſo terra, onde
                  <expan abbr="argumẽ">argumen</expan>
                  <lb/>
                  <expan abbr="tãdo">tando</expan>
                , come nel tiro aliuellato ſu fatto, ſara manifeſto
                  <expan abbr="qualmẽ">qualmen</expan>
                  <lb/>
                te in nullo altro uerſo che nelli dui ſopra detti, la balla tirata
                  <lb/>
                da detta colobrina, ouer d'altro pezzo, non puo andare alcu
                  <lb/>
                na minima parte del ſuo moto per linea perfettamente retta,
                  <lb/>
                che è il propoſito.
                  <emph.end type="italics"/>
                S. D. V
                  <emph type="italics"/>
                oi haueti ben difeſa la uoſtra ra­
                  <lb/>
                gione, & questo baſta per hoggi, come ſia ritornato da Peſa­
                  <lb/>
                ro uoro che ſi faccia la iſperientia di queſte uoſtre inuentioni.
                  <emph.end type="italics"/>
                </s>
              </p>
              <figure id="id.042.01.024.1.jpg" xlink:href="042/01/024/1.jpg" number="13"/>
              <p type="head">
                <s id="s.000309">QVESITO QVARTO FATTO DAL SIGNOR
                  <lb/>
                G
                  <emph type="italics"/>
                abriel Tadino da Martinengo Cauallier de Rodi,
                  <lb/>
                & Prior di Barletta.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="main">
                <s id="s.000310">PRIORE. T
                  <emph type="italics"/>
                irando un pezzo di artegliaria due uolte l'una drieto a l'altra,
                  <lb/>
                a
                  <lb/>
                una medeſima elleuatione, & uerſo uno medeſimo luoco, et cargato ſempre egual
                  <lb/>
                mente, domando ſe queſti dui tiri ſar anno eguali.
                  <emph.end type="italics"/>
                N. S
                  <emph type="italics"/>
                enza dubbio ſaranno in eguali,
                  <lb/>
                perche tirara piu lontano alla ſeconda uolta che alla prima.
                  <emph.end type="italics"/>
                P. P
                  <emph type="italics"/>
                erche ragione.
                  <emph.end type="italics"/>
                N.
                  <lb/>
                P
                  <emph type="italics"/>
                er due ragioni, la prima è queſta, che al primo tiro la balla ritrouara l'aere quieto, et
                  <lb/>
                nel ſecondo lo ritrouara non ſolamente tutto commoſſo dalla balla tirata dal primo ti­
                  <lb/>
                vo, ma anchora molto tendente, ouer ſcorrente uerſo al luoco doue ſe tira. </s>
                <s id="s.000311">Et perche
                  <lb/>
                eglie piu facile a mouere etiam a penetrare una coſa gia commoſſa & penetrata, che
                  <lb/>
                una che ſtia ripoſata & quieta. </s>
                <s id="s.000312">Seguita che la balla tirata alla ſeconda uolta (per ritro
                  <lb/>
                uare men ostacolo nel ſuo moto della prima) andara molto piu lontano di quella tirata
                  <lb/>
                alla prima uolta. </s>
                <s id="s.000313">La ſeconda ragione è queſta, che al primo tiro la poluere poſta nel
                  <lb/>
                pezzo, ſpeſſe uolte ritroua la canna alquanto humida, maßime quando che quel tal pez
                  <lb/>
                zo non fuſſe ſtato tirato gia alquanti giorni, per la qual coſa, la detta poluere non bru
                  <lb/>
                ſara coſi preſto, come faria trouando tal luoco arido, & alquanto caldo d'una calidita
                  <lb/>
                temperata: la qual calidita ſuga alquanto la poluere de ogni humidita che in lei fuſſe: il­
                  <lb/>
                che la fa piu preſta, e potente nell'abbruſiare, & per tanto non operara coſi uigoroſa­
                  <lb/>
                mente nel primo tiro, come fara nel ſecondo, ſi che anchora per questa ſeconda ra­
                  <lb/>
                gione alla ſeconda uolta douera tirar piu lontano che alla prima.
                  <emph.end type="italics"/>
                P. Q
                  <emph type="italics"/>
                ueſte uoſtre
                  <lb/>
                ragioni molto mi piaceno, & uoglio che baſti per queſta ſera.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="head">
                <s id="s.000314">QVESITO QVINTO FATTO DAL
                  <lb/>
                  <emph type="italics"/>
                medeſimo. </s>
                <s id="s.000315">Sig. Prior di Barletta.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p type="main">
                <s id="s.000316">PRIORE. H
                  <emph type="italics"/>
                ierſera uoi concludeſti, & con buone ragioni naturali
                  <lb/>
                approua­
                  <lb/>
                sti, che tirando un pezzo due uolte l'una drieto l'altra a una medeſima elleua­
                  <lb/>
                tione, & uerſo uno medeſimo luoco, & etiam egualmente cargato, molto piu tirara la
                  <lb/>
                ſeconda uolta, che la prima, hor ue adimando, che continuaſſe per longo tempo a tira-
                  <emph.end type="italics"/>
                </s>
              </p>
            </subchap1>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum