Boyle, Robert, New experiments physico-mechanicall, touching the spring of the air and its effects, 1660

Page concordance

< >
Scan Original
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
< >
page |< < of 862 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="013/01/200.jpg" pagenum="170"/>
              For if you take a good
                <emph type="italics"/>
              Æolipile,
                <emph.end type="italics"/>
              with a
                <lb/>
              moderately ſtrong and ſlender Neck, and
                <lb/>
              filling it with Water, lay it upon quick
                <lb/>
              Coals, you may after a while obſerve ſo
                <lb/>
              great a preſſure by ſome of the parts con­
                <lb/>
              tain'd in the
                <emph type="italics"/>
              Æolipile
                <emph.end type="italics"/>
              upon others, that
                <lb/>
              the Water will ſometimes be thrown up
                <lb/>
              into the Air above three or four Foot
                <lb/>
              high; and if you then take the
                <emph type="italics"/>
              Æolipile
                <emph.end type="italics"/>
                <lb/>
              almoſt red hot from off the Fire, you may
                <lb/>
              perceive that the Water will for a longer
                <lb/>
              time then one would eaſily imagine con­
                <lb/>
              tinue to be ſpouted out in a violent
                <lb/>
              Stream. </s>
              <s>And if there remains but little
                <lb/>
              Water in the
                <emph type="italics"/>
              Æolipile
                <emph.end type="italics"/>
              when tis taken ve­
                <lb/>
              ry hot from the Fire, immerfing the
                <lb/>
              Neck of it into cold Water, you will
                <lb/>
              finde, that after it begins to ſuck in ſome
                <lb/>
              Water, there will be made from time to
                <lb/>
              time ſtore of large bubbles in that Water
                <lb/>
              where into the neck was plunged. </s>
              <s>Which
                <lb/>
              bubbles ſeem manifeſtly to proceed from
                <lb/>
              hence, that for a while the heat in the
                <emph type="italics"/>
              Æ­
                <lb/>
              olipile
                <emph.end type="italics"/>
              continues ſtrong enough to rarifie
                <lb/>
              part of the Water that is ſuck'd in, and
                <lb/>
              expel it in the form of Vapors through
                <lb/>
              the Water incumbent on the Pipe. </s>
              <s>If al­
                <lb/>
              ſo when the
                <emph type="italics"/>
              Æolipile
                <emph.end type="italics"/>
              is almoſt full of wa­
                <lb/>
              ter, and therefore can contain but little </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum