Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670

Table of figures

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              quales eleuationes, proindeque non oſtendent exa­
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              ctam libellam horizontalem. </s>
              <s id="s.002131">Idipſum continget quo­
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              tieſcumque fiſtulæ prædictæ non fuerint ab codem̨
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              gradu caliditatis rarefactæ, nempè ſi vna à ſolaribus
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              radijs illuſtretur, reliqua verò in loco vmbroſo, aut
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              magis frigido degat. </s>
              <s id="s.002132">non ſecùs ſi ſordes terreæ, aut
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              ſales inæqualitèr diſtributi fuerint in vtroque canali­
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              culo, nunquam præcisè organum prædictum veram̨
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                <expan abbr="horizontalẽ">horizontalem</expan>
              libellam indicabit. </s>
              <s id="s.002133">At ſi loco aquæ mer­
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              curium in prædicta fiſtula incluſerimus, non effugie­
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              mus omnes difficultates, nec in ſumma certi eſſe poſ­
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              ſumus numquam in operationibus erraſſe quanta. </s>
              <s id="s.002134">eſt
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              fili alicuius tenuis craſſities; proindè conducit labo­
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              rioſam hanc machinam relinquere, & more antiquo
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              regulis normalibus cum funependulo libellam hori­
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              zontalem exquirere. </s>
              <s id="s.002135">Sed de his hactenùs. </s>
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              Cap. 9. de
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              corpuſculo­
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              rum
                <expan abbr="innatã-tium">innatan­
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                tium</expan>
              mutuo
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              amplexu at­
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              que fuga.</s>
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              De Æquitemporanea naturali velocitate grauium
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              corporum.
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              CAP. X.
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              <s id="s.002139">QVia in quolibet motu intra fluidum facto reſi­
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              ſtentia exercetur, & proindè debilitatur gra­
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              dus impetus naturalis quo mobile ferri deberet, ſe­
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              quitur quòd gradus velocitatum non impediti, ſcili­
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              cèt in vacuo, qui naturalitèr competunt corporibus
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              grauibus, neceſſariò celeriores, & vehementiores
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              ſint ijs, qui in medijs fluidis
                <expan abbr="exercẽtur">exercentur</expan>
              : ſed
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              proin­
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              dè infinitæ velocitatis, & impetus erunt, habebunt </s>
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