A Course of Lectures on Natural Philosophy and the Mechanical Arts, Հատոր 1,Մաս 1

action adhesion advantage angle appears applied arch Archimedes Archytas axis balance spring ball beam beam compasses body carriage cause centre of gravity centre of inertia centrifugal force circle circumference cohesive compression considerable considered curve cycloidal cylinder degree descend determine diminished direction distance drawing effect elastic employed equal equilibrium feet fibres fixed flexure force friction fulcrum greater horizontal horse impulse inclined plane increased invented Ionian school isochronism kind labour length lever machine magnitude manner materials means measure mechanical mechanical advantage mode momentum motion moveable moving nature nearly oblique OHIO STATE UNIVERSITY operation pendulum perpendicular Plate portion pounds pressure principles produced proportion pullies remain resistance revolve right line rollers rope rotatory round scapement screw sometimes spring square stone strength strength of materials substance sufficient supposed surface teeth thread tion usually velocity vertical vibrations wedge weight wheel whole