Books Books If we consider one arm rotating under uniform conditions, the sum of the moments of all the forces, acting on the roller and arm, about the point of support O will be zero (Fig. Structural and Stress Analysis - Page 34
by T.H.G. Megson - 2005 - 744 pages ## Van Nostrand's Engineering Magazine, Volume 19

Engineering - 1878
...tangent of the inclination at the point of support. At any point x of the span, let M be the moment. Now the sum of the moments of all the forces acting on the beam must be o.:2(m,Y. by t the tangent of the angle made by the neutral layers when the continuity... ## A Treatise on Statics: Containing the Fundamental Principles of ...

George Minchin Minchin - Statics - 1880 - 518 pages
...ground and wall. Let P be any point in the beam, at which we shall calculate the Bending Moment, ie, the sum of the moments of all the forces acting on the beam between P aud A ; let the horizontal and vertical lines through A be taken as axes of x and y... ## Graphic and Analytic Statics in Theory and Comparison: Their Practical ...

Robert Hudson Graham - Graphic statics - 1883 - 374 pages
...; and, be. dx. dy. Neglecting orders of infinitesimals higher than the second, and equating to zero the sum of the moments of all the forces acting on the elemental prism, which exists in a state of equilibrium, we find, bf. dy dx = be dx dy; or, f=e But... ## Graphic and Analytic Statics in Theory and Comparison: Their Practical ...

Robert Hudson Graham - Graphic statics - 1883 - 374 pages
...; and, be. dx. dy. Neglecting orders of infinitesimals higher than the second, and equating to zero the sum of the moments of all the forces acting on the elemental prism, which exists in a state of equilibrium, we find, bf. dy dx = be dr dy ; or, But the... ## A Treatise on Statics with Applications to Physics, Volume 2

...ground and wall. Let P be any point in the beam, at which we shall calculate the Bending Moment, ie the sum of the moments of all the forces acting on the beam between P and A ; let the horizontal aud vertical lines through .1 be taken as axes of x and y;... ## Graphic and Analytic Statics in Their Practical Application to the Treatment ...

Robert Hudson Graham - Graphic statics - 1887 - 401 pages
...dx; and, be. dx. dy. Neglecting orders of infinitesimals higher than the second, and equating to zero the sum of the moments of all the forces acting on the elemental prism, which exists in a state of equilibrium, we find, bf. dy dr = be dx dy; or, But the... ## A Treatise on Statics: With Applications to Physics, Volume 2

...STRAINS AND STRESSES. Let P be auy point in the beam, at which we shall calculate the Bending Moment, ie the sum of the moments of all the forces acting on the beam between P and A ; let the horizontal and vertical lines through A be taken as axes of x and y... ## Hydrostatics and Elementary Hydrokinetics

George Minchin Minchin - Hydrodynamics - 1892 - 424 pages
...the two faces xx'b'b and bb'c'c. Let n be the centre of area of the face xx'c'c, and express the fact that the sum of the moments of all the forces acting on the prism about the line mn, parallel to ane', is zero. To this sum of moments nothing will be contributed... ## The Application of Graphic Methods to the Design of Structures

William Wade Fitzherbert Pullen - Graphic statics - 1896 - 321 pages
...MOMENT. Take any transverse section C, as before, at a distance of say 8 ft. from the point A. Now the sum of the moments of all the forces acting on the beam to the right of C about the axis of the section C is 8 K2 - (10 x 4) = 72 tons-feet in anti-watch-hand... 