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 Teokset Teokset 1 - 10 / 122 haulle If three forces, represented in magnitude and direction by the sides of a triangle,.... If three forces, represented in magnitude and direction by the sides of a triangle, act on a point, they will keep it at rest. The mechanical Euclid, containing the elements of mechanics and hydrostatics - Sivu 48
tekijä(t) William Whewell - 1837
Koko teos - Tietoja tästä teoksesta ## The Cambridge course of elementary natural philosophy, being the ...

John Charles Snowball - 1838
...magnitude, the diagonal will represent the resultant force in direction and magnitude. 29. Prop. 9. If three forces, represented in magnitude and direction by the sides of a triangle, act on a point, they will keep it at rest. CHAPTER IV. Mechanical Powers. ARTS. 31. Definition of Wheel... ## A manual for mechanics' institutions

...and resolution of forces. 19. If three forces, represented in direction and magnitude by the three sides of a triangle, taken in order, act on a point, they will keep it at rest. In the preceding proposition (Art. 18) there are three forces, P, Q, R, represented by the... ## The examinations for the degree of bachelor of arts, Jan., 1847

Cambridge univ, exam. papers - 1847 - 80 sivua
...resultant of two forces measured by 3lbs. and 4lbs. respectively, acting in' opposite directions ? 4. If three forces, represented in magnitude and direction by the sides of a triangle, act on a point, they will keep it at rest. 5. Define a pully, and find the ratio of P to Win that system... ## An Elementary Treatise on Mechanics: Intended for the Use of Colleges and ...

William Whewell - 1847 - 191 sivua
...59. PROP. If any number of forces, represented in magnitude and direction by the sides of a polygon taken in order, act on a point, they will keep it in equilibrium.. Let forces AB, BC, CD, DE, EA act upon a point A ; they will keep it in equilibrium. By Art. 55, the forces... ## Register

University of Cambridge - 1849
...and magnitude, the diagonal will represent the resultant force in direction and magnitude. Prop. 9. If three forces, represented in magnitude and direction by the sides of a triangle, act on a point, they will keep it at rest. And also of such Questions and Applications as arise directly... ## Five Years in an English University, Nide 2

Charles Astor Bristed - 1852
...distances along a straight lever ; find the position of the fulcrum when there is equilibrium. 21. If three forces, represented in magnitude and direction by the sides of a triangle, act on a point, they will keep it at rest. when the power is to the weight as the radius of the axle... ## General Report on Public Instruction in the Bengal Presidency

...1-409 = -16702. log. 3 == -47712 log. 1-470 = -16732. 6. Define Force and explain how it is measured. If three forces represented in magnitude and direction by the sides of a triangle, act on a point, they will keep it at rest, "J 7. A weight of 25 Ibs. hangs at rest attached to the... ## Cambridge examination papers: a suppl. to the University calendar, 1856-59

...respectively, and the pressure on the fulcrum be 25 pounds, what are the magnitudes of the forces ? 2. If three forces represented in magnitude and direction...taken in order, act on a point, they will keep it at rest. Two forces whose magnitudes are 12 and 5 pounds respectively, act at right angles to each... ## Cambridge examination papers: a suppl. to the University calendar, 1856-59

...they will balance each other in a given position of the lever, not horizontal. Prove the converse. 3. If three forces, represented in magnitude and direction by the sides of a triangle, act on a point, they will keep it at rest. 4. In a system in which the same string passes round any... ## A Collection of Problems in Illustration of the Principles of Elementary ...

William Walton - 1858 - 247 sivua
...greater than 6 + 3, and therefore the three forces cannot be represented by the sides of a triangle. (3) Three forces, represented in magnitude and direction by the sides of a triangle, act on a point : if the greatest of the forces be to the least as & to 3, and the triangle be right-angled,...