 | William Marrat - Mechanics - 1810 - 512 pages
...wbiph, 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... | |
 | Jeremiah Joyce - Science - 1815 - 446 pages
...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 pressure of the atmosphere on the surface of the water into which it is plunged. If you resort to the same principle, in the present instance, why does... | |
 | Jeremiah Joyce - 1815 - 282 pages
...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 pressure of the atmosphere on the surface of the water into which it is plunged. If you resort to the same principle, in the present instance, why does... | |
 | Peter Lyon - Fruit - 1816 - 194 pages
...off, they will ascend in any tube, without any action of the tube itself, or any vis a tergo t but the pressure of the atmosphere on the surface of the fluid in which the tube is placed. We likewise know, that if the/particles of any body are so minutely divided... | |
 | Jeremiah Joyce - Astronomy - 1828 - 280 pages
...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 pressure of the atmosphere on the surface of the water into which it is plunged. If you resort to the same principle, in the present instance, why does... | |
 | Henry Moseley - Fluid mechanics - 1830 - 324 pages
...the apertures. Also, let plt p2, p$...pn be respectively the pressures at the apertures. Then is pn the pressure of the atmosphere on the surface of the fluid in the upper vessel. Therefore (Art. 157.) dv ( 1 I &c. = &c. If, therefore, a represent the height of the... | |
 | Daniel B. Smith - Chemistry - 1842 - 326 pages
...PRINCIPLES 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... | |
 | Denison Olmsted - Astronomy - 1844 - 336 pages
...quicksilver in the tube will settle to the height of about thirty inches, where it will rest, being sustained by the pressure of the atmosphere on the surface of the fluid in the cistern, to which force its weight is exactly equal. The space above the quicksilver, is the best vacuum... | |
 | William Reid - Hurricanes - 1846 - 626 pages
...the same liquid, the mercury in the tube, in ordinary states of the weather, will descend to thirty inches, measured from the surface of the fluid in...would indicate the changes which take place in the atmospheric pressure. The sympiesometer is a more delicate instrument for measuring the atmospheric... | |
 | Mary Somerville - Biogeography - 1849 - 462 pages
...of the barometer at the level of the sea be 29'922 is a vacuum, the column of mercury is suspended in the tube by the pressure of the atmosphere on the surface of the mercury in the cistern : hence every variation in the density or height of the atmosphere occasions... | |
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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. 
