Galilei, Galileo, Les méchaniques, 1634

#### Table of figures

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<s id="s.000148">
que CD eſt quintuple de CB. </s>
</p>
<p type="main">
<s id="s.000149">Mais l'auantage de ces 3. inſtru­
<lb/>
mens ne conſiſte pas à ſurmonter, ou à
<lb/>
tromper la nature, en faiſant qu'vne
<lb/>
petite force ſurmonte vne grande reſi­
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ſtence, car on fera le meſme effet en
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meſme temps, & auec meſme force
<expan abbr="sãs">sans</expan>
<lb/>
la
<expan abbr="diſtãce">diſtance</expan>
CD, laquelle eſt cauſe que la
<lb/>
force D a cinq fois plus de chemin à fai­
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re de D en I, que le poids n'en fait de
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B en G, & conſequemment elle em­
<lb/>
<lb/>
ploye
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5. fois
<lb/>
pl
<emph type="sup"/>
9
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de
<lb/>
temps
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que ſi elle eſtoit en L, pour ſe tranſpor­
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ter en M. </s>
<s id="s.000150">Or la force D eſtant en L le­
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uera la cinquieſme partie du poids B de
<lb/>
B en G, en meſme temps que D leue B,
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de ſorte qu'elle leuera tout le poids B
<lb/>
en G en repetant 5. fois le chemin LM;
<lb/>
ce qui eſt la meſme choſe que de faire
<lb/>
vne fois le chemin DI: & conſequem­
<lb/>
ment le tranſport de B en G ne requiert
<lb/>
pas moins de force, ou moins de
<expan abbr="tẽps">temps</expan>
,
<lb/>
ou vn chemin plus court, ſoit que l'on
<lb/>
mette la force en D, ou en L. </s>
</p>
<p type="main">
<s id="s.000151">D'où il faut conclurre que le leuier </s>
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