An elementary treatise on Mechanics

accelerating force angular points applied axis balance ball bisects body or system centre of gravity circle coefficient of friction conditions of equilibrium cos² curve cycloid cylinder diagonal distance elastic equal particles equation equi find the centre fixed point forces acting fulcrum geometrical given heavy particles Hence horizontal plane impact inclined plane latus rectum length lever librium magnitude and direction mass middle point moving parabola parallel parallelogram parallelogram of forces parallelopiped Pcos perpendicular point of application polygon position of equilibrium pressure pully pyramid radius represented resolved rest resultant right angles rough shew sides similar triangles sin² sliding smooth sphere straight line string passes suppose surface system of forces system of particles t₁ t₂ tangent tension three forces tion triangle uniform vertex vertical plane virtual velocity W's virtual weight