 | James McDowell - 1867 - 120 σελίδες
...which is constant, and called the moment of the couple. Hence, the sum of the moments of the forces of a couple about any point in the plane of the couple is constant. The perpendicular distance between the lines of action of the two forces of a couple is called the... | |
 | Augustus Jay Du Bois - 1894 - 272 σελίδες
...about C, we have — no. CiA + oo. C,B — — <a(C,A — C,B) = — poo. Hence the moment about every point in the plane of the couple is constant and equal to ±poo, the ( + ) or (— ) sign denoting direction just as for moment of linear velocity (page 60).... | |
 | Richard Glazebrook, Sir Richard Tetley Glazebrook - 1895 - 682 σελίδες
...propositions about couples. PROPOSITION 17. The algebraic sum of the moments of ilie forces which constitute a couple about any point in the plane of the couple is constant and is equal to the moment of the couple. Then the algebraic sum of the moments of the forces is P.OB-P.OA.... | |
 | Sir Richard Glazebrook - 1896 - 204 σελίδες
...propositions about couples. PROPOSITION 17. The algebraic sum of the moments of the forces which constitute a couple about any point in the plane of the couple is constant and is equal to the moment of the couple. Let each force of the couple be P and let O, Fig. 51, be any... | |
 | Charles Wesley Malcolm - 1907 - 144 σελίδες
...given in § 57 and is simply an extension of that proof. 59. Moment of a Couple. — The moment of a 'couple about any point in the plane of the couple is equal to the algebraic sum of the moments of the two forces composing the couple about the same point.... | |
 | Charles Wesley Malcolm - 1909 - 340 σελίδες
...that given in § 56, and is simply an extension of that proof. 58. Moment of a Couple. The moment of a couple about any point in the plane of the couple is equal to the algebraic sum of the moments of the two forces composing the couple about the same point.... | |
 | John Anthony Miller, Scott Barrett Lilly - 1915 - 328 σελίδες
...called the plane of the couple. 61. THEOREM. — The moment of the forces of a couple with respect to any point in the plane of the couple is constant and equal to the product of one of the forces and the arm of the couple. The forces of the couple P and — P act on... | |
 | George A. Hool, Nathan C. Johnson - 1920 - 852 σελίδες
...distance between the lines of action of the two forces is called the arm of the couple. The moment of a couple about any point in the plane of the couple is equal to the algebraic sum of the moments of the two forces, composing the couple, about that point.... | |
 | George A. Hool, William Spaulding Kinne - 1923 - 648 σελίδες
...distance between the lines of action of the two forces is called the arm of the couple. The moment of a couple about any point in the plane of the couple is equal to the algebraic sum of the moments of the two forces, composing the couple, about that point.... | |
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couple about any point in the plane of the couple is equal to the algebraic sum of the moments of the two forces composing the couple about the same point. 