Gravesande, Willem Jacob 's, Physices elementa mathematica, experimentis confirmata sive introductio ad philosophiam Newtonianam; Tom. 1

List of thumbnails

< >
151
151 		152
152 (83)
153
153 (84) 		154
154 (85)
155
155 (86) 		156
156 (87)
157
157 (88) 		158
158 (89)
159
159 (90) 		160
160 (91)
< >
page |< < (89) of 824 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div545" type="section" level="1" n="168">
          <p style="it">
            <s xml:id="echoid-s3702" xml:space="preserve">
              <pb o="89" file="0145" n="158" rhead="MATHEMATICA. LIB. I. CAP. XXI."/>
            cæteris paribus, bujus vis centrifuga; </s>
            <s xml:id="echoid-s3703" xml:space="preserve">quod oritur exma-
              <lb/>
            jori vi inſitâ.</s>
            <s xml:id="echoid-s3704" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3705" xml:space="preserve">Si ſluida variæ denſitatis in ſpatio determinato includan-
              <lb/>
              <note position="right" xlink:label="note-0145-01" xlink:href="note-0145-01a" xml:space="preserve">357.</note>
            tur, ita ut graviora a centro non poſſint recedere, quin le-
              <lb/>
            viora ad illud accedant, & </s>
            <s xml:id="echoid-s3706" xml:space="preserve">diſpoſita ſint, ut pondere ſuo
              <lb/>
            graviora ad centrum accedant, in motu circa illud centrum
              <lb/>
            leviora verſus hoc feruntur, & </s>
            <s xml:id="echoid-s3707" xml:space="preserve">graviora centrum fugiunt.</s>
            <s xml:id="echoid-s3708" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3709" xml:space="preserve">Si ſolidum cum fluido ſpatio determinato includatur, ad
              <lb/>
            centrum accedit, ſi fluido levius fuerit; </s>
            <s xml:id="echoid-s3710" xml:space="preserve">ſi gravius ab eo re-
              <lb/>
            cedit. </s>
            <s xml:id="echoid-s3711" xml:space="preserve">Quæ omnia oriuntur ex majori vi centriſuga in gra-
              <lb/>
            viori corpore.</s>
            <s xml:id="echoid-s3712" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div551" type="section" level="1" n="169">
          <head xml:id="echoid-head241" xml:space="preserve">
            <emph style="sc">Experimentum</emph>
          3.</head>
          <p>
            <s xml:id="echoid-s3713" xml:space="preserve">Quatuor tubi vitrei, diametri circiter unius pollicis, & </s>
            <s xml:id="echoid-s3714" xml:space="preserve">
              <lb/>
              <note position="right" xlink:label="note-0145-02" xlink:href="note-0145-02a" xml:space="preserve">358.</note>
            longitudinis unius pedis, plano inclinato firmiter alligantur,
              <lb/>
              <note position="right" xlink:label="note-0145-03" xlink:href="note-0145-03a" xml:space="preserve">TAB. XIV.
                <lb/>
              fig. 8.</note>
            hermetice ab utraque parte clauſi. </s>
            <s xml:id="echoid-s3715" xml:space="preserve">In primo datur mercu-
              <lb/>
            rius cum aqua; </s>
            <s xml:id="echoid-s3716" xml:space="preserve">in ſecundo oleum tartari per deliquium cum
              <lb/>
            ſpiritu vini; </s>
            <s xml:id="echoid-s3717" xml:space="preserve">in tertio aqua cum globo plumbeo; </s>
            <s xml:id="echoid-s3718" xml:space="preserve">in quarto
              <lb/>
            tandem aqua cum fruſto ſuberis, omnes pro dimidia parte
              <lb/>
            vacui relinquuntur.</s>
            <s xml:id="echoid-s3719" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3720" xml:space="preserve">Planum hocce inclinatum Orbi A aut B imponitur ita,
              <lb/>
              <note position="right" xlink:label="note-0145-04" xlink:href="note-0145-04a" xml:space="preserve">TAB. XIV.
                <lb/>
              fig. 1.</note>
            ut pars inſerior plani fere ad Orbis centrum pertingat; </s>
            <s xml:id="echoid-s3721" xml:space="preserve">& </s>
            <s xml:id="echoid-s3722" xml:space="preserve">
              <lb/>
            ope duarum cochlearum, quarum una tranſit per x (Fig. </s>
            <s xml:id="echoid-s3723" xml:space="preserve">8.)</s>
            <s xml:id="echoid-s3724" xml:space="preserve">,
              <lb/>
            Orbi annectitur. </s>
            <s xml:id="echoid-s3725" xml:space="preserve">Circumvolvatur Orbis, ſtatim pars infe-
              <lb/>
            rior tuborum vacua remanebit, & </s>
            <s xml:id="echoid-s3726" xml:space="preserve">corpora graviora locum
              <lb/>
            a centro maxime remotum occupabunt; </s>
            <s xml:id="echoid-s3727" xml:space="preserve">ſuber deſcendit
              <lb/>
            & </s>
            <s xml:id="echoid-s3728" xml:space="preserve">hæret in inferiori aquæ parte, dum globus plumbeus ad
              <lb/>
            extremitatem uſque tubi adſcendit.</s>
            <s xml:id="echoid-s3729" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3730" xml:space="preserve">Vires centrales non modo reſpectu quantitatis materiæ
              <lb/>
              <note position="right" xlink:label="note-0145-05" xlink:href="note-0145-05a" xml:space="preserve">359.</note>
            differunt, ſed etiam diſtantia à centro mutationem aſſert,
              <lb/>
            ut & </s>
            <s xml:id="echoid-s3731" xml:space="preserve">celeritas cum qua circumvolvitur corpus; </s>
            <s xml:id="echoid-s3732" xml:space="preserve">præter hæc
              <lb/>
            nihil in iſtis viribus datur ex quo differentia inter illas oriri
              <lb/>
            poſht, & </s>
            <s xml:id="echoid-s3733" xml:space="preserve">in comparandis iſtis viribus hæc ſola conſideran-
              <lb/>
            da ſunt.</s>
            <s xml:id="echoid-s3734" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div555" type="section" level="1" n="170">
          <head xml:id="echoid-head242" xml:space="preserve">
            <emph style="sc">Definitio</emph>
          4.</head>
          <p>
            <s xml:id="echoid-s3735" xml:space="preserve">Tempus periodicum, eſt tempus in quo corpus circa cen-
              <lb/>
              <note position="right" xlink:label="note-0145-06" xlink:href="note-0145-06a" xml:space="preserve">360.</note>
            trum revolvens integram revolutionem peragit; </s>
            <s xml:id="echoid-s3736" xml:space="preserve">id eſt, </s>
          </p>
        </div>
      </text>
    </echo>
Impressum