A Treatise on Statics: Containing the Theory of the Equilibrium of Forces; and Numerous Examples Illustrative of the General Principles of the Science |
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Page v
... lever . This method , though allowable in the infancy of the science , can never be exclusively adopted in a treatise which professes to take a more philosophical view of the subject ; for , were the transmissibility of force not true ...
... lever . This method , though allowable in the infancy of the science , can never be exclusively adopted in a treatise which professes to take a more philosophical view of the subject ; for , were the transmissibility of force not true ...
Page viii
... Lever 123 195-207 . The Pulley ... 125 212-214 . 208-211 . The Wheel and Axle ....... The Inclined Plane 131 132 215. The Screw 133 216. The Wedge 136 217. General Property of Machines 218. White's Pulley . 137 .......... 138 219 ...
... Lever 123 195-207 . The Pulley ... 125 212-214 . 208-211 . The Wheel and Axle ....... The Inclined Plane 131 132 215. The Screw 133 216. The Wedge 136 217. General Property of Machines 218. White's Pulley . 137 .......... 138 219 ...
Page 120
... Lever ; 2 . The Pulley ; 3 . The Wheel and Axle ; 4 . The Inclined Plane ; 5 . The Screw ; 6 . The Wedge . These are not the most simple machines ; for , rods used in pushing , and cords used in pulling , are much more simple ; in fact ...
... Lever ; 2 . The Pulley ; 3 . The Wheel and Axle ; 4 . The Inclined Plane ; 5 . The Screw ; 6 . The Wedge . These are not the most simple machines ; for , rods used in pushing , and cords used in pulling , are much more simple ; in fact ...
Page 123
... Lever . 189. DEF . A Lever is a rigid rod straight or bent , moveable in a certain plane about one of its points , which is fixed and called its fulcrum . 190. In a lever when there is equilibrium the power and weight are to each other ...
... Lever . 189. DEF . A Lever is a rigid rod straight or bent , moveable in a certain plane about one of its points , which is fixed and called its fulcrum . 190. In a lever when there is equilibrium the power and weight are to each other ...
Page 124
... lever , in fig . 42 , are gavelocks , jemmies , bones of all animals , & c . 194. We have defined a lever to be a rigid rod , but we may consider any rigid body having a fixed axis as a compound lever , whose fulcrum is the axis ; and ...
... lever , in fig . 42 , are gavelocks , jemmies , bones of all animals , & c . 194. We have defined a lever to be a rigid rod , but we may consider any rigid body having a fixed axis as a compound lever , whose fulcrum is the axis ; and ...
Common terms and phrases
A₁ axes axle balance beam Cambridge catenary centre of gravity chain co-ordinates conditions of equilibrium consequently cord cos² couple cylinder density direction distance draw equal to zero equation equi F₁ F₂ find the centre find the position fixed axis fixed point forces acting forces F friction frustum fulcrum given Hence horizontal plane inclined plane length lever librium m₁ machine magnitude motion moveable osculating plane parabola parallelogram parallelopiped particle passing perpendicular position of equilibrium pressure proportional pulley pyramid radii radius represent resolved respectively rest resultant right angles rigid body screw shew smooth string suppose surface suspended T₁ Taylor's theorem tension thread three forces triangle Trinity College University of Cambridge vertex virtual velocities weight wheel Wherefore ΣΖ ΣΥ ΣΧ
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