 | William Nicholson - 1809 - عدد الصفحات: 752
...thirty-three feet within the pipe, supplying the place of the air thus withdrawn. This is effected by the pressure of the atmosphere on the surface of the water ; whereby it is forced into the space formerly occnpied by the air. Generally speaking, it is not a... | |
 | William Marrat - 1810 - عدد الصفحات: 512
...whiph, if the open end of the tube be immersed in a vessel of mercury, the mercury will be forced into the tube by the pressure of the atmosphere on the surface of the mercury in the vessel. When it is filled to about half way up the tube, there is then mercury enough... | |
 | John Millard - 1813 - عدد الصفحات: 704
...thirty-three feet within the pipe, supplying the place of the air thus withdrawn. This is effected by the pressure of the atmosphere on the surface of the water. The water in a common or sticking pump is laised by this means, and rises to the height of 33 feet.... | |
 | Encyclopaedias, John Millard - 1813 - عدد الصفحات: 712
...thirty-three feet within the pipe, supplying the place of the air thus withdrawn. This is effected by the pressure of the atmosphere on the surface of the water. The water in a common or sucking pump is raised by this means, and rises to the height of 33 feet.... | |
 | Jeremiah Joyce - 1815 - عدد الصفحات: 282
...in an exhausted tube, provided the mouth of it be plunged into a vessel of the same fluid ? Charles. In that case the water is kept in the tube by the...or 34 feet, but the mercury only 29 or 30 inches? Father. Do you not recollect that mercury is 14 times heavier than water? therefore, if the pressure... | |
 | Jeremiah Joyce - 1815 - عدد الصفحات: 680
...in an exhausted tube, provided the mouth of it be plunged into a vessel of the same fluid ? Charles. In that case the water is kept in the tube by the...water into which it is plunged. If you resort to the srunt irinciple, in the present instance, why does he water stand 33 or 34 feet, but the mer:ury only... | |
 | Charles Hutton - 1815 - عدد الصفحات: 686
...the water pushes up the valve c, and enters to supply the void left between с and u, being forced up by the pressure of the atmosphere on the surface of the water iu the well below. Next, the 28 ; where the lower valve и is moveable, being worked up and down with... | |
 | William Nicholson - 1819 - عدد الصفحات: 394
...thirty-three feet within the pipe, supplying the place of the air thus withdrawn. This is effected by the pressure of the atmosphere on the surface of the water; whereby it is forced into the space formerly occupied by the air. Generally speaking, it is not a sudden... | |
 | George Birkbeck - 1827 - عدد الصفحات: 166
...cylinder and boiler. Then, turning the cock W, the weight of the water in the pipe P, aided very soon by the pressure of the atmosphere on the surface of the water in the cistern O, produces a jet within the cylinder, which, dashing against the piston, is dispersed... | |
 | Daniel B. Smith - 1842 - عدد الصفحات: 326
...OF CHEMISTRY. it will be found that a column of the fluid metal, 30 inches high, will be sustained in the tube by the pressure of the atmosphere on the surface of the mercury in the vessel. The weight of a column of mercury one inch square, and 30 inches high, is nearly... | |
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The mercury is sustained in the tube by the pressure of the atmosphere on the surface of the fluid in the cup. 
