 | Frank Eugene Kidder - 1915 - 1856 σελίδες
...forces ¿ч not in equilibrium. The Polygon of Forces. If any number of forces acting at a point can be represented in magnitude and direction by the sides of a POLYGON taken с order, they are in equilibrium. This follows directly from the preceding theorem. 2. Moments of... | |
 | Trinity College (Dublin, Ireland) - 1916 - 554 σελίδες
...Parallelogram of Forces. 2. If a system of concurrent forces is in equilibrium, prove that they may be represented in magnitude and direction by the sides of a polygon taken in order. 3. Describe some system of pulleys, imii find the relation between the power and the weight. 4. Kind... | |
 | 1919 - 978 σελίδες
...graphic statics, depending upon the following theorem: "If any number of forces acting upon a point be represented in magnitude and direction by the sides of a polygon taken in order, they will be in equilibrium," or "any side of a polygon, taken in reverse order, will represent the... | |
 | Arthur Morley - 1920 - 314 σελίδες
...equilibrium. This proposition is called the Polygon of Forces, and may be stated as follows: If several forces acting on a particle be represented in magnitude and direction by the sides of a closed polygon taken in order, they are in equilibrium. By a closed polygon is meant one the last side... | |
 | Sydney Thomas Giles Andrews, Sydney Frederick Benson - 1920 - 508 σελίδες
...theorem known as the Polygon of Forces, which states : 'If any number of forces acting on a particle can be represented in magnitude and direction by the sides of a polygon taken in order, the forces are in equilibrium.' The construction of stress diagrams is based upon this theorem. For... | |
 | S.T.G. Andrews and S.F. Benson - 1920 - 502 σελίδες
...theorem known as the Polygon of Forces, which states: -If any number of forces acting on a particle can be represented in magnitude and direction by the sides of a polygon taken in order, the forces are in equilibrium.- The construction of stress diagrams is based upon this theorem. For... | |
 | Frank Eugene Kidder - 1921 - 1950 σελίδες
...forces ire not in equilibrium. The Polygon of Forces. If any number of forces acting at a point can be represented in magnitude and direction by the sides of a POLYGON taken ш order, they are in equilibrium. This follows directly from the preceding theorem. 2. Moments of... | |
 | W. T. Clough - 1923 - 294 σελίδες
...hence find the weight of the body. Polygon of Forces. — If any number of forces acting at a point can be represented in magnitude and direction by the sides of a polygon taken in order, they will be in equilibrium. Let the sides AB, BC, CD, DE and EA of the polygop ABODE (Fig. 53) represent... | |
 | W. D. Hills - 1925 - 278 σελίδες
...parallel to the forces. If three forces P, Q, and R balance, then sin (Q, R) sin (R, P) sin (P, Q) Polygon of Forces.— If any number of forces, acting on a...direction by the sides of a polygon taken in order, the forces shall be in equilibrium. Examples 11 1. Represent, graphically, a pulling force of 7 Ib.... | |
 | James David Hoffman, Lynn Adolphus Scipio - 1928 - 360 σελίδες
...forces AO, BO, CO, and DO, Fig. 17, acting on the point 0, these forces, if they are in equilibrium, can be represented in magnitude and direction by the sides of a polygon whose sides are respectively parallel to the forces. Since a polygon so constructed (Fig. 18) does... | |
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If any number of forces, acting on a particle, be represented, in magnitude and direction, by the sides of a polygon, taken in order, the forces shall be in equilibrium. 
