 | John Keill - 1734 - 482 σελίδες
...decreafe of gravity at the jEquator is r|.T parts of the whole gravity : but as I have before demongrated the decreafe of gravity at the .(Equator. is to its increafe in any other Latitude, as the fquare of the radius is to the fquare of the fine of the Latitude j now the Latitude of Paris being... | |
 | Jacques Ozanam - 1803 - 660 σελίδες
...which the water impels the rudder will be nearly 60 degrees : we must therefore make this proportion, as the square of radius is to the square of the sine of 60 degrees, or as i is to 4 ; so is 2205 to 1653. The force therefore which a&s in. a direction perpendicular... | |
 | Francis Nichols - 1811 - 162 σελίδες
...the other two sides) x the sine of | (the third side — the difference between the other two sides), as the square of radius is to the square of the sine of half the angle included by the first two sides. If the value of the cosine of C (82) be substituted... | |
 | E. Polehamton - 1815 - 470 σελίδες
...which the water impels the rudder will be nearly 60 degrees : v/e must therefore make this proportion, as the square of radius is to the square of the sine of 60 degrees, or as one is to |-; so is 2205 to 1653. The force therefore which acts in a direction perpendicular... | |
 | Edward Polehampton, John Mason Good - 1818 - 492 σελίδες
...which the water impels the rudder will be nearly 60 degrees : we must therefore' make this proportion, as the square of radius is to the square of the sine of 6'0 degrees, or as one is to $ ; so is 2205 to 1653. The force therefore which acts in a direction... | |
 | Miles Bland - 1819 - 444 σελίδες
...is to the rectangle contained by the excesses of half the perimeter above each of them respectively as the square of radius is to the square of the sine of half the angle contained by those sides. Let AEC be any triangle, BC its base, AB the greater of the... | |
 | Miles Bland - 1819 - 442 σελίδες
...is to the rectangle contained by the excesses of half the perimeter above each of them respectively as the square of radius is to the square of the sine of half the angle contained by those sides. Let ABC be any triangle, BC its- base, AB the greater of the... | |
 | Rev. John Allen - 1822 - 516 σελίδες
...sines of the excesses of the half sum of AB, BC and AC above AC, and of the same half sum above BC, as the square of radius, is to the square of the sine of half the angle ACB (16. 5 Eu.) ; or, which is equal (20. 6 En.), in a duplicate ratio of radius to... | |
 | Robert Walsh - 1829 - 532 σελίδες
...action is diminished by obliquity in a similar ratio, the centrifugal force at the equator is to that at any other latitude, as the square of radius is to the square of the cosine of the latitude, or the increase of gravity from the equator to the poles, is in the ratio of... | |
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... supports the hinges of the rudder; so that this water bears more directly on the rudder by an angle of about 30 degrees: hence, in the above case, the angle under which the water impels the rudder will be nearly 60 degrees... 