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

Table of figures

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              <s id="s.002038">
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              fiſtulis amplioribus aqua contenta versùs axim caui­
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              tatis eius magis recedit à ſuperficie interna fiſtulæ
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              dilatatæ, quàm in fiſtula ſtrictiori, & ideò in illa de­
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              biliùs aqua ſuſtinebitur ſuſpendeturque, & quantò
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              minor eſt vis ſuſtinens, & eleuans reſpectu ponderis
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              fluidi contenti, tantò debet imminui ſublimitas eius
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              eleuationis, vbi præcisè efficitur æquilibrium ſupe­
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              riùs expoſitum. </s>
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              In fine prop.
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              <s id="s.002040">182.</s>
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              Cap. 8. cur
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              exiguæ aquę
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              guttæ ſupra
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                <expan abbr="libellã">libellam</expan>
              aquæ
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              aſcendunt.</s>
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            <p type="main">
              <s id="s.002042">Similitèr in eodem canaliculo ad horizontem in­
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              clinato longiori ſpatio eleuabitur aqua, quàm ſi per­
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              pendicularitèr horizonti inſiſteret, quia nimirùm ſu­
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              blimitas verticalis in
                <expan abbr="vtroq;">vtroque</expan>
              caſu eadem eſſe debet,
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              cùm in ſitu inclinato momentum aquę prementis
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                ſuretur</expan>
              non ab vniuerſa longitudine, aut ponderę
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              abſoluto cylindri aquei ſubleuati, ſed ab eius verti­
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              cali eleuatione, & propterea
                <expan abbr="tantumdẽ">tantumdem</expan>
              præcisè im­
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              pelletur ab eadem cauſa eleuante non alterata, ſcili­
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              cèt à pondere abſoluto aquæ collateralis liberè pre­
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              mentis.
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              Quare præ­
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              dictæ opera­
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              tiones non
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              contingant
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              niſi fiſtulæ
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              ſint vtrinque
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              apertæ.</s>
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            <p type="main">
              <s id="s.002044">Et hæc omnia contingere debent quotieſcumque
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              canaliculus ſupernè non clauditur; Si enim obſtru­
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              ctus fuiſſet aer idem internè comprehenſus impediret
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              aquę aſcenſum, quia non poſſet aqua inſinuari abſque
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              eo quod contentus aer ſtringeretur condenſaretur­
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              que, cumque aer condenſari
                <expan abbr="cõſtiparique">conſtiparique</expan>
              nequeat,
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              niſi à noua cauſa violentèr eum condenſante, cui aer
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              ſua vi elaſtica reſiſtit, igitur ſi aqua intra prædictam
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              fiſtulam ingrederetur, conſtringere
                <expan abbr="aerẽ">aerem</expan>
              internum̨
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              deberet, & propterea idem aer ſua vi elaſtica impe­
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              dict
                <expan abbr="prædictũ">prædictum</expan>
              ingreſſum. </s>
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