 | Charles Robert Cross - Mechanics - 1873 - 182 pages
...tendency of a force to rotate a body about a fixed point is measured by the product of its intensity into the perpendicular distance from the point to the line of action of the force. This product is called the 'moment of the force. Thus the moment of the force F, Fig. 40, relatively... | |
 | John Bascombe Lock - Forces and couples - 1888 - 278 pages
...from the laws of motion. 67. Since the moment of a force about a given point is numerically equal to the product of the force into the perpendicular distance from the point of the line of action of the force, it follows that The moment of a force about a point is numerically... | |
 | Edward Salisbury Dana - Mechanics - 1881 - 320 pages
...about a fixed point. The moment of a force with respect to any point may be demonstrated to be equal to the product of the force into the perpendicular distance from the point of rotation to the line of action of the force. This rotatory effect of the force consequently depends... | |
 | John Butler Johnson - Arches - 1893 - 636 pages
...when its amount, its direction, and its position are known. 21. The Moment of a Force about a point is the product of the force into the perpendicular distance from the point to the line along which the force acts ; it is a measure of the rotative action of the force about the point. 22.... | |
 | William Henry Warren - Bridges - 1894 - 456 pages
...opposite. The moment of a force about a given point may be defined as the product of the force and the perpendicular distance from the point to the line of action of the force. The second principle may then be stated thus : If any number of forces in the same plane act... | |
 | Ellis H. Crapper - Electric measurements - 1897 - 168 pages
...about a point is termed (he " moment of the force" and numerically the moment of a force is equal to the product of the force into the perpendicular distance from the point. That is, Moment of a force = F x perpendicular distance, = H m in the example of fig. 6, b. It is obvious... | |
 | International Correspondence Schools - Civil engineering - 1899 - 722 pages
...rotation. _1 1 1 23. The moment of a force about a point is the product of the magnitude of the force by the perpendicular distance from the point to the line of action of the force. (See Art. 9O6.) £ — > — . — ,Thus, in Fig. 225, the moment of the force F about the point... | |
 | Julius Hortvet - Physics - 1899 - 280 pages
...force in producing rotation about a given point is measured by the magnitude of the force multiplied by the perpendicular distance from the point to the line of action of the force. This product of a force into the distance of its line of action from a point is called the moment... | |
 | John Oren Reed - Physics - 1902 - 336 pages
...force about thaf point. The moment of a force is the product of the force times the lever arm, or it is the product of the force into the perpendicular distance from the point to the line of action of the force. Thus ,! in Fig. 14, the moment of the force about the point O, is PF X OP. Moments are termed... | |
 | Frank Berry Sanborn - Mechanics - 1902 - 170 pages
...those of Moments. DEFINITION. — The Moment of a force about a point is the product of the force times the perpendicular distance from the point to the line of action of the force ; or briefly. Moment is force X perpendicular. Clockwise motion is usually taken positive ; opposite, negative.... | |
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The moment of a force about any point is the product of the magnitude of the force and the perpendicular distance from the point to the line of action of the force. 
