 Powers, are certain simple instruments, commonly employed for raising greater weights, or overcoming greater resistances, than could be effected by the natural strength without them. These are usually accounted six in number, viz. the Lever, the Wheel...  Elementary Dynamics... - Сторінка 123автори: W. G. Willson - 1874 - 278 стор.Повний перегляд - Докладніше про цю книгу
 | Benjamin Martin - 1754 - 200 стор.
...of the Heavenly Bodies, the .Principles of Mechanics explained i of the Several Mechanical Powers ; -the Lever, the Wheel, and Axle, the Pulley, the inclined "Plane, 'the Wedge, and the Screw ; the ftrongeft Arch to build upont the D.oBrine of Wheel Carriages, £?V. 137 A Plain and Familiar... | |
 | Benjamin Martin - 1765 - 202 стор.
...of the Heavenly Bodies ; the Principles of Mechanics explained ; of the federal Mechanical Powers* the Lever, the Wheel and Axle, the Pulley, the inclined Plane, the Wedge, and the Screw ; the ftrongeft Arch to build upon -, ibe Doftrine of Wheel Carriages, &V, 137 I. . A Plain and Familiar... | |
 | Henry Kett - 1805 - 340 стор.
...; and by their combination, all machines, however complicated, are constructed. Their names are—. the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. However small the strength of man, considered in itself, may appear, his ingenuity has supplied him... | |
 | Charles Hutton - 1807 - 464 стор.
...eifected by the natural strength without them. These are usually accounted counted six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw, 158. Mechanics, is the science of forces, and the effects they produce, when applied to machines, in... | |
 | Henry William Bunbury - 1808 - 192 стор.
...riding, of the principles of mixed mathematics. Consider, Mr. Gambado, the six mechanical powers! I he lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw; and reflect with what advantage all these may be applied to the uses of Horsemanship. By means of a... | |
 | William Marrat - 1810 - 512 стор.
...because, of these six, all the more compounded machines arc composed : — the mechanic powers are the LEVER, the WHEEL AND AXLE, the PULLEY, the INCLINED PLANE, the WEDGE, and the SGEEW. 125. WEIGHT and POWER, when opposed to each other, signify the body to be moved, and the body... | |
 | Charles Hutton - 1811 - 494 стор.
...effected by the natural strength without them. These are usually accounted six in number, number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw. 158. Mechanics, is the science of forces, and the effects they produce, when applied to machines, in... | |
 | 1812 - 356 стор.
...velocity is greater. The mechanical powers which are used in aid of the wants and weakness of man, are, the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. THE LEVER Is the first and simplest of the mechanical powers. It is a straight inflexible bar, supposed... | |
 | Henry Kett - 1812 - 500 стор.
...mechanical'powers; and by their combination, all machines, however complicated, are constructed. Their names are — the lever, the -wheel and axle, the pulley, the inclined plane, the "wedge, and the screwHowever small the strength of man, considered in itself, may appear, his ingenuity has supplied... | |
 | Daniel Jaudon - 1814 - 234 стор.
...of the machine applied to the weight or resistance. Q. How many mechanic powers are there ? A. Six? the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. Q. Please to describe each of them î A. The lerer is an inflexible bar, turning on я supportin»... | |
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