 | Richard Wormell - 1869 - 270 σελίδες
...F', which lies between them by a quantity as small as we please ; hence we conclude, generally, that if two forces acting at a point be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant will have the direction of the diagonal of the parallelogram... | |
 | J W. Mulcaster - 1871 - 242 σελίδες
...their difference, this is the algebraical sum of the forces. 32. Parallelogram of Forces.—If any two forces acting at a point be represented in magnitude and direction by the two sides of a parallelogram, the diagonal of the parallelogram passing through the given point... | |
 | James Hamblin Smith - 1871 - 148 σελίδες
...that, if the boat be loosed from its moorings, it will swing round to the opposite bank. 14. If three forces, acting at a point, be represented in magnitude and direction by three straight lines drawn from that point, then, if the forces are in equilibrium, the triangles formed... | |
 | William James Browne - 1872 - 146 σελίδες
...represented by the sides of the triangle BDF, viz., BD, DF, F B. 47. The converse of this — If three forces, acting at a point, be represented in magnitude and direction by the sides of a triangle, taken in order, they are in equilibrium, — is also true, and may be easily... | |
 | James Hamblin Smith - 1875 - 148 σελίδες
...more forces are in equilibrium, their resultant is zero. CHAPTER III. THE PARALLELOGRAM OF FORCES. 28. WE proceed to establish an important theorem, which...Parallelogram of Forces, and may be thus enunciated. If two farces, acting at a point, be represented in maanitude and direction by two straight lines drawn from... | |
 | Sir Philip Magnus - 1875 - 352 σελίδες
...Parallelogram of Forces, follows at once from Newton's second law of motion, and may be enunciated thus : — If two forces acting at a point be represented in magnitude and direction by the sides of a parallelogram, the resultant of these two forces will be represented in magnitude and... | |
 | sir Philip Magnus (1st bart.) - 1876 - 368 σελίδες
...Parallelogram of Forces, follows at once from Newton's second law of motion, and may be enunciated thus : — If two forces acting at a point be represented in magnitude and direction by the sides of a parallelogram, the resultant of these two forces will be represented in magnitude and... | |
 | Henry Evers - 1877 - 96 σελίδες
...15a -1-4142x20x15 =400 + 225-424-26 = 20074 .-. 11 = 14-1. 33. The Triangle of Forces. — 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. This proposition follows as a... | |
 | Woolwich roy. military acad, Walter Ferrier Austin - 1880 - 190 σελίδες
...in the point T, and Ü is the centre of the circle circumscribing the triangle ; prove that if three forces acting at a point be represented in magnitude and direction by the lines AT, BТ, and CT, their resultant is represented in magnitude and direction by twice the line... | |
 | R. M. Milburn - 1880 - 116 σελίδες
...sides of the triangle will be proportional to the forces. 25. Polygon of Forces. — If any number of forces acting at a point be represented in magnitude and direction by the sides of a polygon taken in order, they will be in equilibrium. The converse of this proposition... | |
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If two forces acting at a point be represented in magnitude and direction by the... 
