American Edition of the British Encyclopedia: Or, Dictionary of Arts and Sciences ; Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, כרך 10Mitchell, Ames and White, 1821 |
מתוך הספר
תוצאות 1-5 מתוך 11
עמוד 6
... receiver is placed , from which we would exhaust the air , which is exe- cuted by making the piston descend and ascend alternately . By the use of this instrument , the gravity of the air has been verified , by first weighing a ball or ...
... receiver is placed , from which we would exhaust the air , which is exe- cuted by making the piston descend and ascend alternately . By the use of this instrument , the gravity of the air has been verified , by first weighing a ball or ...
עמוד 8
... receiver of an air pump a little vessel , in which all is similar to what the artificial fountain presents at the moment when the cock is opened to give a free passage to the water , except that the air situated above this liquid is in ...
... receiver of an air pump a little vessel , in which all is similar to what the artificial fountain presents at the moment when the cock is opened to give a free passage to the water , except that the air situated above this liquid is in ...
עמוד 9
... receiver . To the air pump is attached the guage , z , or instrument for measuring the de- gree of rarefaction , or exhaustion , pro- duced in the receiver , and which is a ne- cessary appendage to the air - pump . Ifa barometer be ...
... receiver . To the air pump is attached the guage , z , or instrument for measuring the de- gree of rarefaction , or exhaustion , pro- duced in the receiver , and which is a ne- cessary appendage to the air - pump . Ifa barometer be ...
עמוד 10
... receiver . Hence it will sometimes indicate that all the per- manent air is exhausted from the re- ceiver , except about 1000 part , when the other guages do not shew a de- gree of exhaustion of more than two hundred times , and ...
... receiver . Hence it will sometimes indicate that all the per- manent air is exhausted from the re- ceiver , except about 1000 part , when the other guages do not shew a de- gree of exhaustion of more than two hundred times , and ...
עמוד 11
... receiver be cover- ed by a piece of flat , thin glass , upon exhausting it , the glass will be broke to pieces by the incumbent weight ; and this would happen to the large receiver itself , but for the arched top , that resists the ...
... receiver be cover- ed by a piece of flat , thin glass , upon exhausting it , the glass will be broke to pieces by the incumbent weight ; and this would happen to the large receiver itself , but for the arched top , that resists the ...
מהדורות אחרות - הצג הכל
מונחים וביטויים נפוצים
according acid alkali angles animal appears arteries axis blood body botany called calyx capsule centre church chyle circle class and order colour common consequently consists contains corolla degree denotes distance divided drupe earth equal Essential character feet felspar female fish fluid four genus George II glass greater heat Hence inches instrument iron Jussieu kind King larvæ length less male matter means ment mercury metal Monogynia class motion native Natural order neral nerves observed organs pass Pentandria persons petals phosphoric acid phosphorus piece plants plate platina porphyry possess potash pound produce proportion quantity racter ratio rays receiver refraction respiration right line rocks round screw seeds side species specific gravity square substance supposed surface tain term thing tion tree Triandria tube tural velocity vessels weight whence whole wood