Voltaire, Elémens de la philosophie de Neuton : mis à la portée de tout le monde

Table of Notes

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              <pb o="95" file="0115" n="115" rhead="DE NEUTON."/>
            plus la lumiere abſolument, que les corps
              <lb/>
            fluides; </s>
            <s xml:id="echoid-s1286" xml:space="preserve">car quoiqu’en effet l’eau opére une
              <lb/>
            réfraction moins forte, abſolument parlant,
              <lb/>
            que le verre; </s>
            <s xml:id="echoid-s1287" xml:space="preserve">cependant par rapport à fa
              <lb/>
            denſité, elle opére une réfraction plus for-
              <lb/>
            te. </s>
            <s xml:id="echoid-s1288" xml:space="preserve">Il eſt bien vrai que la lumiere ſe briſe
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            environ un neuvième davantage dans le
              <lb/>
            verre, que dans l’eau; </s>
            <s xml:id="echoid-s1289" xml:space="preserve">mais ſi la réfraction
              <lb/>
            ſuivoit le rapport de la denſité, elle devroit,
              <lb/>
            dans le verre, aller fort au delà d’un neu-
              <lb/>
            vième. </s>
            <s xml:id="echoid-s1290" xml:space="preserve">Imaginez deux hommes, dont l’un
              <lb/>
            aura quatre fois plus de force, que l’autre.
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            <s xml:id="echoid-s1291" xml:space="preserve">Si le plus fort ne porte qu’un poids une fois
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            plus peſant, il ſera vrai de dire que par rap-
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            port à ſa force, il n’a pas, à beaucoup près,
              <lb/>
            tant porté que l’autre; </s>
            <s xml:id="echoid-s1292" xml:space="preserve">car il devroit por-
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              <note position="right" xlink:label="note-0115-01" xlink:href="note-0115-01a" xml:space="preserve">Preuve.</note>
            ter quatre fois davantage.</s>
            <s xml:id="echoid-s1293" xml:space="preserve"/>
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          <p>
            <s xml:id="echoid-s1294" xml:space="preserve">L’ambre opére une réfraction bien plus
              <lb/>
            forte que le criſtal, par rapport à ſa denſité.
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            <s xml:id="echoid-s1295" xml:space="preserve">Peut-on dire cependant que l’ambre ouvri-
              <lb/>
            ra un chemin plus facile à la lumiere, que
              <lb/>
            le criſtal? </s>
            <s xml:id="echoid-s1296" xml:space="preserve">C’eſt donc une ſuppoſition fauſ-
              <lb/>
            ſe: </s>
            <s xml:id="echoid-s1297" xml:space="preserve">que la lumiere ſe briſe vers la perpendicu-
              <lb/>
            laire, quand elie trouve un corps tranſparent
              <lb/>
            plus ſolide qui lui réſiſte moins, parce qu’il eſt
              <lb/>
            plus ſolide.</s>
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