| William Enfield - 1811 - 428 Seiten
...half the pressure on au equal surface at the bottom XR ; which pressure (by Prop I. and III ) is equal **to the weight of a column of water whose base is the** surface ZC^, and whose height is the depth of the stream. Therefore the pressure against the surface... | |
| John Robison, James Watt - 1822 - 50 Seiten
...contraction, by requiring an augmentation of velocity, employs a part of the impelling force precisely equal **to the weight of a column of water whose base is the** contracted passage, and whose height is the fall which would produce a velocity equal to this augmentation.... | |
| Peter Nicholson - 1825 - 372 Seiten
...same time. PROP. 4. — The force oj a stream of watir against any plane obstacle at rest, is equal **to the weight of a column of water, whose base is the section of the** stream ; and height the space destended through by a falling body, to acquire that velocity. For let... | |
| William Emerson - 1825 - 318 Seiten
...the fluid against the plane. 2s Cor. \ . The force of a stream of water against any plane, is eyual **to the weight of a column of water, whose base is the section of the** stream, and height !!£. ; or the height of the water, if it flow 2s through a hole at the bottom of... | |
| 1858
...object in the absence of any horizontal motion ! Nor is it hydrostatic pressure, which pressure is equal **to the weight of a column of water whose base is the** surface pressed, &c.; this pressure is that sustained by dock gates with a head of water on one side... | |
| Perry Fairfax Nursey - 1828
...smaller, or larger, than the cylinder GH, the body of water supported by the workman is always equal **to the weight of a column of water whose base is the** surface of the piston Б, and depth the distance £ F above the surface of) the water In the well.... | |
| 1829
...this pump until the water reaches it, is computed in exactly the same manner as for the suction-pump, **and, exclusive of the weight of the piston and its...the distance of the level of the water in the barrel** А С above the level in the reservoir. It is evident also from what has been said on the suction-pump,... | |
| 1829
...manner as for the suction-pump, and, exclusive of the weight of the piston and its rods and the eft'ects **of friction, it is equal to the weight of a column...the distance of the level of the water in the barrel** А С above the level in the reservoir. It is evident also from what has been said on the suction-pump,... | |
| Society for the Diffusion of Useful Knowledge (Great Britain) - 1829
...at each stroke to lift the piston. The quantity of water discharged at •.vcli stroke, is equal to **a column of water, whose base is the section of the piston, and whose** altitude is the length of the stroke. This quantity may, therefore, be found in cubic feet> by multiplying... | |
| Denison Olmsted - 1832
...the piston and rods increases the one as much as it diminishes the other, the entire force will be **the weight of a column of water whose base is the section of the piston, and whose height is** PC + MN, that is, the height of the level of the water in the ascending pipe above the level of the... | |
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