 | John Farrar - 1825 - 476 σελίδες
...direction of the resultant, the moment of this force would be zero ; but, since it is equal to the sum of the moments of the forces which tend to turn the system in one direction, minus the sum of the forces tending to turn it in the opposite direction,... | |
 | 1829 - 500 σελίδες
...conceived to be concentrated at its centre of gravity F. (12.) It is scarcely necessary to say, that if the sum of the moments of the forces which tend to turn the body round in one direction, be greater than the sum of the moments of the forces which tend to turn it... | |
 | William Whewell - 1837 - 226 σελίδες
...moment. PROP. X. If any number of forces act upon a lever, and tend to turn it opposite ways, and if the sum of the moments of the forces which tend to turn the lever one way be equal to the sum of the moments of the forces which tend to turn it the other way,... | |
 | Gaspard Monge - 1851 - 228 σελίδες
...that the direction of this resultant passes through the fulcrum, or, which amounts to the same, the sum of the moments of the forces, which tend to turn the lever in one direction around the fulcrum, is equal to the sum of the moments of those which tend to... | |
 | Isaac Wilber Jackson - 1852 - 202 σελίδες
...— etc.. . . .[17] Thus, whatever the number of forces, the moment of the resultant is equal to the sum of the moments of the forces which tend to turn the system in the same sense as the resultant, minus the sum of the moments of the forces 35. If, in the... | |
 | 1853 - 486 σελίδες
...have the following Rule for estimating the effect of a given set of forces on a lever, viz. : Find the sum of the moments of the forces which tend to turn the lever one way, and the sum of the moments of those which tend the opposite way, and subtract the lesser... | |
 | Isaac Wilber Jackson - 1854 - 224 σελίδες
...J"yV — etc [17] Thus, whatever the number of forces, the moment of the resultant is equal to the sum of the moments of the forces which tend to turn the system in the same sense as the resultant, minus the sum of the moments of the forces which tend to... | |
 | 1862 - 496 σελίδες
...have the following Rule for estimating the effect of a given set of forces on a lever, viz. : Find the sum of the moments of the forces which tend to turn the lever one way, and the sum of the moments of those which tend the opposite way, and subtract the lesser... | |
 | Stephen Parkinson - 1863 - 408 σελίδες
...O, and the algebraic sum of the moments of the forces about O must be zero ; or in other words the sum of the moments of the forces which tend to turn the body in one direction about O, must be equal to the sum of the moments which tend to turn the body in the contrary... | |
 | James Hamblin Smith - 1868 - 102 σελίδες
...C, and the algebraic sum of the moments of the forces about C must be zero ; or, in other words, the sum of the moments of the forces which tend to turn the lever in one direction about C, must be equal to the sum of the moments which tend to turn the lever... | |
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... is equal to the sum of the moments of the forces which tend to turn the body in the opposite direction about the same point. 
