| John Kerr - 1866 - 358 σελίδες
...COUPLES. • 57. A Couple is a system of two parallel, contrary, and equal forces applied to a rigid body. The Arm of a couple is the perpendicular distance...two forces. The Moment of a couple is the product of its force and arm. The forces of a couple are usually represented as applied at the ends of a particular... | |
| Isaac Todhunter - 1867 - 368 σελίδες
...remarks will be required. 65. A couple consists of two parallel forces which are equal and unlike. The arm of a couple is the perpendicular distance between the lines of action of its forces. equal forces into the arm; that is, the number which expresses the force must be multiplied... | |
| Isaac Todhunter - 1867 - 372 σελίδες
...remarks will be required. 65. A couple consists of two parallel forces which are equal and unlike. The arm of a couple is the perpendicular distance between the lines of action of its forces. The moment of a couple is the product of one of the equal forces into the arm; that is,... | |
| James McDowell - 1867 - 120 σελίδες
...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 Arm of the couple. 38. In Arts. 36 and 37, if the point 0 be taken anywhere... | |
| William John Macquorn Rankine - 1872 - 714 σελίδες
...Leverage. — The force of a couple is the common magnitude of the two equal forces ; the arm or leverage of a couple is the perpendicular distance between the lines of action of the two equal forces. 27. Tendency of n Conplc — Plane of a Couple — Right-handed and : .< i ii,:, ii,!,... | |
| J Alfred Skertchly - 1873 - 184 σελίδες
...body, and not to move it along any resultant path. Such a combination of forces is called a coupled The perpendicular distance between the lines of action of the two forces is called the arm of the couple; the perpendicular to the plane of the couple at the middle point of... | |
| William John Macquorn Rankine, Edward Fisher Bamber - 1873 - 372 σελίδες
...F, in fig. 82), constitute what ia called a " couple" The arm or leverage of a couple (L, fig. 82) is the perpendicular distance between the lines of action of the two equal forces. The tendency of a couple is to turn the body to which it is applied in the plane of the... | |
| William John Macquorn Rankine, Edward Fisher Bamber - 1873 - 368 σελίδες
...F, in fig. 82), constitute what is called a " couple" The arm or leverage of a couple (L, fig. 82) is the perpendicular distance between the lines of action of the two equal forces. The tendency of a couple is to turn the body to which it is applied in the plane of the... | |
| W. G. Willson - 1874 - 294 σελίδες
...(3.) Any one of the forces must be equal and opposite to the resultant of the other two. 96. Def. — The arm of a couple is the perpendicular distance between the lines of action of its forces. The moment of a couple is the product of one of the equal forces and the arm. . . , The... | |
| John Christie Douglas - 1875 - 460 σελίδες
...directions, but not in the same line, constitute a couple. The arm or leverage of a couple, AB, fig. 6, is the perpendicular distance between the lines of action of the two equal forces A and B. The plane of a couple is the plane in which are situated the lines of action... | |
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