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The Moment of a Force about a point is the product of the Force by the perpendicular distance of the point from the line of action of the force.
Mathematical Formulae: For the Use of Candidates Preparing for the Army ... - Σελίδα 84
των R. M. Milburn - 1880 - 100 σελίδες
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## A treatise on analytical statics

Isaac Todhunter - 1853
...is called the centre of the parallel forces. 67. DEF. The moment of a force with respect to a plane is the product of the force into the perpendicular distance of its point of application from the plane. In consequence of this definition, the equations for determining...

## A Treatise on Analytical Statics with Numerous Examples

Isaac Todhunter - 1866 - 364 σελίδες
...point is called the centre of the parallel forces. 67. The moment of a force with respect to a plane is the product of the force into the perpendicular distance of its point of application from the plane. In consequence of this definition, the equations for determining...

## A Treatise on Elementary Statics, Τόμος 12

James Hamblin Smith - 1868 - 86 σελίδες
...produce what is termed displacement by rotation. 2. The MOMENT of a force about a point is defined to be the •product of the force into the perpendicular distance of its line of action from that point. The moment of a force about a point in its own line of action is consequently zero. We...

## A Manual of Machinery and Millwork

William John Macquorn Rankine - 1873 - 588 σελίδες
...cross-section (see Article 293, page 334), that force exerts a moment upon that cross-section equal to the product of the force into the perpendicular distance of its line of action from the centre of the cross-section, and that moment is to be balanced by the moment of longitudinal stress...

## A mechanical text-book; or, Introduction to the study of mechanics and ...

...centre of magnitude of that cross-section, that force exerts a moment upon that cross-section equal to the product of the force into the perpendicular distance of its line of action from the centre of the crosssection, and that moment is to be balanced by the moment of longitudinal stress...

## A Mechanical Text-book: Or, Introduction to the Study of Mechanics and ...

William John Macquorn Rankine, Edward Fisher Bamber - 1873 - 312 σελίδες
...centre of magnitude of that cross-section, that force exerts a moment upon that cross-section equal to the product of the force into the perpendicular distance of its line of action from the centre of the crosssection, and that moment is to be balanced by the moment of longitudinal stress...

## The Principles of Science: Book IV. Inductive investigation. Book V ...

William Stanley Jevons - 1874
...the force. Nor does the analogy end here; for the moment of the force about any point, or its product into the perpendicular distance of its line of action from the point, is found to be correctly represented by an area, namely twice the area of the triangle contained between...

## A Manual of Telegraph Construction: The Mechanical Elements of Electric ...

John Christie Douglas - 1875 - 421 σελίδες
...given axis or point, measures the efficiency of the force to produce rotation about that axis or point. The moment of a force about a point is the product of the force into the perpendicular to its line of action from the given point, and is therefore equal to twice the area of the triangle...

## Dynamics: Or Theoretical Mechanics

James Thomson Bottomley - 1877 - 142 σελίδες
...same plane to be considered, the moment of the forces about a point in their plane is often spoken of. The moment of a force about a point is the product of the magnitude of the force, and the length of the perpendicular from the point on its direction. The moment...

## The elements of dynamics, mechanics

James Andrew Blaikie - 1878
...neither raised nor lowered by a small displacement. 57. The Moment of a Force about a Point.—The Moment of a force about a point is the product of the force and the perpendicular on its line of action from the point. Let P be a force 2 acting along A the line...