The British encyclopedia, or, Dictionary of arts and sciences, Volume 3C. Whittingham, 1809 |
From inside the book
Results 1-5 of 61
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... axis A B , so that the dis- tances CF , Cf , from the centre C , be each equal to / ACCD ; or , that the lines FD , ƒD , be each equal to AC ; then , hav- ing fixed two pins in the points F , f , which are called the foci of the ...
... axis A B , so that the dis- tances CF , Cf , from the centre C , be each equal to / ACCD ; or , that the lines FD , ƒD , be each equal to AC ; then , hav- ing fixed two pins in the points F , f , which are called the foci of the ...
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... axis A B. This is evident from the manner of describing an ellipsis . 2. The square of half the lesser axis is equal to the rectangle under the segments of the greater axis , contained between the foci and its vertices ; that is , DC2 ...
... axis A B. This is evident from the manner of describing an ellipsis . 2. The square of half the lesser axis is equal to the rectangle under the segments of the greater axis , contained between the foci and its vertices ; that is , DC2 ...
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... axis in peritrochio , the lever , and the screw , are the constitutent parts ; that in all a cer- tain power is applied to produce an effect of much greater moment ; and that the greatest effect or perfection is when it is set to work ...
... axis in peritrochio , the lever , and the screw , are the constitutent parts ; that in all a cer- tain power is applied to produce an effect of much greater moment ; and that the greatest effect or perfection is when it is set to work ...
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... axis ; it has a pi- nion ( 13 ) of 13 leaves upon its axis , turning a wheel ( 48 ) of 48 teeth , on whose axis are two cranks , bb , opposite to each other , to work the pumps ; ee , are the two crank rods , made each in two ...
... axis ; it has a pi- nion ( 13 ) of 13 leaves upon its axis , turning a wheel ( 48 ) of 48 teeth , on whose axis are two cranks , bb , opposite to each other , to work the pumps ; ee , are the two crank rods , made each in two ...
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... axis of the great shaft , bears upon the small lever , and has near the upper end a catch by which the crooked lever keeps it down ; K , the great lever , which presses down the forcing bar , and discharges the great bolt at the time ...
... axis of the great shaft , bears upon the small lever , and has near the upper end a catch by which the crooked lever keeps it down ; K , the great lever , which presses down the forcing bar , and discharges the great bolt at the time ...
Common terms and phrases
acid angle animals appear applied axis birds body botany called calyx capsule centre circle class and order colour common considerable consists contain copper corolla degree denote diameter divided drupe earth ellipsis epact equal equation Essential character ether feet figure fire fish flowers fluid fluxion force four frustum genus give given glass globe gold grains ground half heat hence hermaphrodite horse hydrogen hydrometer inches insects iron Jussieu kind land length manner matter means ment metal Monogynia class motion muriatic acid Natural order nitric acid nouns observed oxide oxygen pass person petals piece plants plate produced proportion quantity raveline seeds shew ship side silver socage species specific gravity square substance sulphuric sulphuric acid supposed surface term thick thing tion trees tube tural uterus vessel weight whole zinc