 | John Smeaton - 1760 - 96 pages
...2dly, When the velocity of the wind is double, the eff'ecJs 'will be nearly as 10:2 j± : But, $dly, When the velocities compared, are more than double of that where the given lead produces a maximum, the effeSts increafe nearly in a Jimple rati<o cf the velocity of the wind.... | |
 | James Ferguson, David Brewster - 1806 - 532 pages
...2d'y, When the velocity of the wind is double, the effects will be nearly as 10 to 27-f ; but, 3d1/, When the velocities compared are more than double...the effects increase nearly in the simple ratio of velocity of the wind. Maxim 6. In sails where the figure and position are similar, and the velocity... | |
 | Olinthus Gregory - 1806 - 590 pages
...velocities : but when the velocity of the wind is double, the effects will be nearly as 10 to 27^ ; and when the velocities compared are more than double...where: the given load produces a maximum, the effects increafe nearly In a fimple ratio of the velocity of the wind. Hence our author concludes, that windmills,... | |
 | Royal Society (Great Britain) - 1809 - 778 pages
...velocities : 2dly, When the velocity of the wind is double, the effects will be nearly as IO : 271 '• but, 3dly, When th*e velocities compared, are more...produces a maximum, the effects increase nearly in a simple ratio of the velocity of the wind. V. On the Effects of Sails of Different Magnitudes: (he... | |
 | William Marrat - 1810 - 512 pages
...velocities : but when the velocity of the wind is double, the effects will be nearly as 10 to t*7 .1 ; and when the velocities compared are more than double...produces a maximum, the effects increase nearly in a simple ratio of the velocity of the wind. Hence our author concludes, that wind-mills, such as the... | |
 | John Smeaton - 1814 - 276 pages
...velocities : sdly, When the velocity of the wind is double, the effects will be nearly as 10 : 27 \ : But, 3dly, When the velocities compared, are more...where the given load produces a maximum, the effects increafe nearly in a fimple ratio of the velocity of the wind. It has already been proved, maxim ift... | |
 | Olinthus Gregory - 1815 - 632 pages
...velocities : but when the velocity of the swind is double, the effects will be nearly as 10 to 27 J ; and when the velocities compared are more than. double...produces a maximum, the effects increase nearly in a simple ratio of the velocity of the wind. Hence our author concludes, that windmills, such as the... | |
 | 1816 - 762 pages
...velocities; but when the velocity of the wind is double, the effects will be nearly as so to 17! ; and when the velocities compared are more than double...that where the given load produces a maximum, the effedls increafe nearly in a limple ratio of the velocity of the wind. Hence our author concludes,... | |
 | Encyclopaedia Perthensis - 1816 - 748 pages
...--:.•;••::'; and '.viicn the velocities compared are be equal to AB ; and the perpendicular NK— B more than double of that where the given load produces a maximum, the effects increafc nearly ui a !iinp!c ratio of the velocity of the wind, 1 Icnce uur author concludes, that... | |
 | James Ferguson - 1823 - 418 pages
...be nearly as 10 to 27£; but, Sdfa/, When the velocities compared are more than double of that when the given load produces a maximum, the effects increase...of the wind. Maxim 6. In sails where the figure and position are similar, and the velocity of the wind the same, the number of turns, in a given time,... | |
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... when the velocities compared are more than double of that where the given load produces a maximum, the effects increase nearly in a simple ratio of the velocity of the wind. 
