Fabri, Honoré, Dialogi physici in quibus de motu terrae disputatur, 1665

List of thumbnails

< >
181
181 		182
182
183
183 		184
184
185
185 		186
186
187
187 		188
188
189
189 		190
190
< >
page |< < of 248 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <pb pagenum="178" xlink:href="025/01/182.jpg"/>
            <p type="main">
              <s id="s.002071">
                <emph type="italics"/>
              Antim.
                <emph.end type="italics"/>
              </s>
              <s id="s.002072"> Perennia corporum effluvia agnoſcimus omnes, quod ex odo­
                <lb/>
              re, ſitu, ſiccitate ac reſolutione corporum facilè probamus; accedit,
                <lb/>
              quod partes ignis, eáſque multas ineſſe conſtat, quæ vi activa eaque ne­
                <lb/>
              ceſſaria pollent; multùm item materiæ rectè diſpoſitæ, in quam ignis
                <lb/>
              agat, vliginoſæ ſcilicet & pinguis; quidni ergo effectus neceſſarius ex
                <lb/>
              cauſa neceſſaria? </s>
              <s id="s.002073">Calor ſcilicet & rarefactio ejuſdem materiæ; ſed cum
                <lb/>
              intra pororum anguſtias comprimatur, pori enim, majore ſcilicet ex par­
                <lb/>
              te obſtructi ſunt; vbi deinde affrictu, pori os abſtergitur, inde erumpit
                <lb/>
              cum impetu, & cùm materia viſcoſa ſit, ducitur in filum, cujus altera ex­
                <lb/>
              tremitas intra porum hæret. </s>
            </p>
            <p type="main">
              <s id="s.002074">
                <emph type="italics"/>
              Chryſoc.
                <emph.end type="italics"/>
              </s>
              <s id="s.002075"> Sed quid tandem poros obſtruit? </s>
              <s id="s.002076">deinde vnicus affrictus ſuf­
                <lb/>
              ficeret, cùm tamen aliquo poſt affrictum tempore fortè non trahat. </s>
            </p>
            <p type="main">
              <s id="s.002077">
                <emph type="italics"/>
              Antim.
                <emph.end type="italics"/>
              </s>
              <s id="s.002078"> Ille halitus vliginoſus, ſic enim vocare liceat, ductus in fila­
                <lb/>
              men, eo ferè modo, quo fumus; netur in fila; ſi enim candelam recèns
                <lb/>
              extinctam aſpicias, ſitam inter oculum & Solem, vel luculentam flam­
                <lb/>
              mam, incredibilem prorsùs tenuiſſimorum filaminum vim miraberis;
                <lb/>
              quia verò ſtatim concreſcit externo frigore, ad oſtium pori omnino riget,
                <lb/>
              inde manifeſta obſtructionis cauſa, concretum ſcilicet ad pori os
                <lb/>
              filamen. </s>
            </p>
            <p type="main">
              <s id="s.002079">
                <emph type="italics"/>
              Chryſocom.
                <emph.end type="italics"/>
              </s>
              <s id="s.002080"> Inaudij ſemper, affrictum illum fieri, vt inde calor produ­
                <lb/>
              catur, quem neceſſarium eſſe, dicunt, ad virtutem illam electricam exci­
                <lb/>
              tandam. </s>
            </p>
            <p type="main">
              <s id="s.002081">
                <emph type="italics"/>
              Antim.
                <emph.end type="italics"/>
              </s>
              <s id="s.002082"> Scio proſectò, hæc vulgò dici ac doceri; non tamen res ita ſe­
                <lb/>
              habet; Lacca enim, ſi nimium incaleſcat, nihil trahit, deinde ſi poſt af­
                <lb/>
              frictum; Laccam vel ſuccinum in aliqua diſtantia flammæ admoveas, ac
                <lb/>
              deinde ad ea corpuſcula, quæ alioquin facilè trahuntur, applices, nihil
                <lb/>
              prorsùs trahit, vt millies ſaltem probavi; calor igitur vim electricam non
                <lb/>
              excitat, ſed potiùs impedit; equidem ſi denuò Laccam panno affrices,
                <lb/>
              corpuſcula, vt ante, illico trahit, ea porrò diſtantia flammæ, vel primis
                <lb/>
              lacca admovetur, qua, vt modicum ſaltem trahat, corpuſculis admo­
                <lb/>
              vetur. </s>
            </p>
            <p type="main">
              <s id="s.002083">
                <emph type="italics"/>
              Chryſocom.
                <emph.end type="italics"/>
              </s>
              <s id="s.002084"> Non video, quid flamma ad id conferat, vt tractionem im­
                <lb/>
              pediat. </s>
            </p>
            <p type="main">
              <s id="s.002085">
                <emph type="italics"/>
              Auguſtin.
                <emph.end type="italics"/>
              </s>
              <s id="s.002086"> Id tamen video; licèt tu ipſe longè oculatior ſis; nempe fi­
                <lb/>
              lamina illa vliginoſa ſunt, ac proinde ignem ſtatim concipiunt, abeuntque
                <lb/>
              in auras; ſublata igitur cauſa tractionis, filaminum ſcilicet tenſione &
                <lb/>
              adductione ceſſat tractio ; immo licèt jam corpuſculum ſuccino adhæ­
                <lb/>
              reat, v. g. fruſtum chartæ, ſi juſta diſtantia flammæ admovetur, eo ipſo à
                <lb/>
              ſuccino avellitur, ac deorſum proprio pondere cadit; quia ſcilicet funicu­
                <lb/>
              los illos conſumit ignis, quibus affixum tenebatur. </s>
            </p>
            <p type="main">
              <s id="s.002087">
                <emph type="italics"/>
              Antim.
                <emph.end type="italics"/>
              </s>
              <s id="s.002088"> Nihil addi poteſt, adeòque iſta difficultas penitus exhauſta eſt;
                <lb/>
              conſtat igitur non ideò affrictu opus eſſe, ad excitandum calorem, ſed ad
                <lb/>
              ſuperficiem abſtergendam, & purganda pororum oſtiola, vt ſcilicet nova
                <lb/>
              filamina ex iis erumpant; non negarim tamen, affrictu illo aliquid etiam
                <lb/>
              caloris produci, & colligi ignis partes; calor enim congregat homoge-</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum