...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 between the lines of action of the two forces. The Moment of a couple is the product of its force and arm. The forces of a couple are usually...

...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...

...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,...

...line of action, constitute what is called a " couple." 26. Force of a Couple— Arm or Leverage. — The force of a couple is the common magnitude of the...of action of the two equal forces. 27. Tendency of n Conplc — Plane of a Couple — Right-handed and : .< i ii,:, ii,!, ,1 Couple*. — The tendency...

...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 couple —...

...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 couple —...

...couples originated with the geometrician Poinsot, and has greatly simplified many mechanical problems. The perpendicular distance between the lines of action of the two equal forces which constitute a couple is called the arm of the couple. The product of one of the two equal forces...

...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...

...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 of the two forces....

...and opposite directions, but not in the same line of action, constitute what is called a " couple." the common magnitude of the two equal forces; the...between the lines of action of the two equal forces. 26. Force of a Couple—Arm or Leverage.—The force of a couple is 27. Tendency of a Couple— Plane...