The Elements of Statics and Dynamics: Elements of staticsUniversity Press, 1891 |
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Términos y frases comunes
ABCD algebraic sum angle of 60 angle of friction angular points axis balance base beam centre of gravity coefficient of friction components cone couple cylinder equal and opposite equation equi find the distance find the magnitude find the position find the tension fixed point force equal forces acting fulcrum G₁ greatest slope hinge horizontal plane inches ladder length lever line joining line of action magnitude and direction mechanical advantage middle point P₁ parallel forces parallelogram particle perpendicular placed point of application portions position of equilibrium pressure pulleys radius ratio reaction respectively rests resultant right angles rigid body rough inclined plane scale-pan screw shew sides sliding sphere square steelyard suspended system of forces T₁ T₂ Theorem three forces triangular lamina uniform rod vertex vertical plane w₁ W₂ zero
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Página 57 - Prove that the algebraic sum of the moments of two concurrent forces about any point in their plane is equal to the moment of their resultant about the same point.
Página iv - Libri III. IV. By the same Editor. 2s. The Complete Works. By the same Editor. Two vols. Vol. I. containing the Introduction and Text.
Página 18 - 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.
Página 64 - The arm of a couple is the perpendicular distance between the lines of action of the two forces. The...
Página 9 - If two forces act on a body in the same direction their resultant is clearly equal to their sum; thus two forces acting in the same direction, equal to 5 and 7 lbs.
Página 33 - S^/Su, and 4u; the angles between the first and second, the second and third, and the third and fourth...
Página 35 - ... the force that will keep it at rest . 3. Three equal forces, P, diverge from a point, the middle one being inclined at an angle of 60° to each of the others. Find the resultant of the three. 4. Three forces 5P, 10P, and 13P act in one plane on a particle, the angle between any two of their directions being 120°. Find the magnitude and direction of their resultant. 5. Forces 2P, 3P, and 4P act at a point in directions parallel to the sides of an equilateral triangle taken in order ; find the...
Página viii - Gospel according to St Matthew. ByRev.A.CARR,MA 2s.6d. Gospel according to St Mark. By Rev. GF MACLEAR, DD as.
Página 9 - The Parallelogram of Forces.— If two forces acting at a point be represented in magnitude and direction by the...