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" If three forces, acting at a point, be represented in magnitude and direction by the sides of a triangle taken in order, they will be in equilibrium. "
The Elements of Analytical Mechanics - Σελίδα 67
των De Volson Wood - 1882 - 249 σελίδες
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Lloyd's Encyclopædic dictionary, Τόμος 7

Robert Hunter - 1895
...Triangle of forces : Medi. : A term applied to that proposition which asserts that if three forces, represented in magnitude and direction by the sides of a triangle taken in order, act upon a point, they will be in equilibrium ; and, conversely, if three forces acting upon...

Science and Art Drawing: Complete Geometrical Course ; Consisting of Plane ...

John Humphrey Spanton - 1895 - 582 σελίδες
...called the parallelepiped of forces. Tlie Triangle of Forces. — If three forces acting at a point are represented in magnitude and direction by the sides of a triangle taken in order, the three forces are in equilibrium. Any one of the forces is equal in magnitude, and in the...

Elements of Mechanics Including Kinematics, Kinetics and Statics: With ...

Thomas Wallace Wright - 1896 - 382 σελίδες
...ABCDEA is a closed polygon. Hence If any number offorces in the same plane acting on a particle keep it in equilibrium, they may be represented in magnitude and direction by the sides of a closed polygon taken the same way round. This is the graphical condition of equilibrium of forces acting...

Elementary Geometrical Statics: An Introduction to Graphic Statics

W. J. Dobbs - 1897 - 340 σελίδες
...course includes, as a particular case, The Triangle of Forces. // three forces, acting at a point, be represented in magnitude and direction by the sides of a triangle taken one way round, the forces are in equilibrium. It is to be particularly noticed that, in the Polygon...

A Text-book on Applied Mechanics: Specially Arranged for the Use of ..., Τόμος 2

Andrew Jamieson - 1897
...taken in the reverse direction. Hence, if there be simultaneously impressed on a point three velocities represented in magnitude and direction by the sides of a triangle taken in order, then, the point will remain at rest.* Polygon of Velocities. — If several component velocities...

The Principles of Structural Design, Μέρος 1

George Kenneth Scott-Moncrieff - 1897
...Principle in Design. If throe forces acting in the same plane on a point are in equilibrium, two of them may be represented in magnitude and direction by the sides of a parallelogram, and the third by the diagonal of the parallelogram. This — "the parallelogram of forces"...

Practical Mechanics: An Elementary Manual for the Use of Students in Science ...

Sidney H. Wells - 1898 - 220 σελίδες
...experiment may be regarded as a verification. Triangle of Forces. If three forces acting at a point can be represented in magnitude and direction by the sides of a triangle taken in order, they are in equilibrium; and conversely, If three forces acting at a point are in equilibrium,...

Exercises in Practical Physics for Schools of Science, Τόμος 1

Sir Richard Gregory, Arthur Thomas Simmons - 1899
...Q. You have therefore proved the triangle of forces, viz.: When three forces acting at a point can be represented in magnitude and direction by the sides of a triangle taken in order, they are in equilibrium. 88. Friction. (a) Fix a small staple, such as is used to fasten wire...

Kinematics, statics, kinetics, statics of rigid bodies and of elastic solids

Augustus Jay Du Bois - 1902
...must act in their plane and be equal and opposite to the third. (3) If three concurring forces are represented in magnitude and direction by the sides of a triangle taken the same way round, the resultant is zero and the forces are in equilibrium. (4) Hence, if three concurring...

A Text-book of Applied Mechanics and Mechanical Engineering, Τόμος 2

Andrew Jamieson - 1903
...taken in the reverse direction. Hence, if there be simultaneously impressed on a point three velocities represented in magnitude and direction by the sides of a triangle taken in order, then the point will remain at rest.* Polygon of Velocities. — If several component velocities...




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