 | Robert Sullivan - Education - 1842 - 176 pages
...many mechanic powers are there ? A. They are said to be six in number, viz. the lever, the pulley, the inclined plane, the wheel and axle, the wedge, and the screw ; but as the wheel and axle may be reduced to the lever, and the wedge and screw to the inclined plane,... | |
 | William Chambers - Questions and answers - 1875 - 232 pages
...which all machinery is constructed. 58. Name the elementary mechanical powers.—The lever, the pulley, the inclined plane, the wheel and axle, the wedge, and the screw. 59. Can these be reduced in number ?—In principle, they can be reduced to two—the lever and the... | |
 | Neil Arnott - 1877 - 916 pages
...human nature. T he Lever. 123 228. The mechanical powers, usually enumerated as the lever, the pulley, the inclined plane, the wheel and axle, the wedge, and the screw, will now be considered in detail. "liver." 229. A beam or rod of any kind, resting at one part on a... | |
 | Aaron Lucius Chapin - Economics - 1879 - 238 pages
...and directing all kinds of forces, the mechanical principles or powers ; viz., the lever, the pulley, the inclined plane, the wheel and axle, the wedge, and the screw. The properties of matter embodied in these agents arc the gift of God, and of themselves cost us nothing.... | |
 | Neil Arnott - Physics - 1879 - 916 pages
...phenomenon in human nature. 228. The mechanical powers, usually enumerated as the lever, the pulley, the inclined plane, the wheel and axle, the -wedge, and the screw, will now be considered in detail. 229. A beam or rod of any kind, resting at one part on a prop or... | |
 | John Oren Reed - Physics - 1902 - 336 pages
...described six elementary machines to which all others may be reduced. These are the lever, the pulley, the inclined plane, the wheel and axle, the wedge and the screw. These may be reduced to three since the wheel and axle is but a modified lever, and the screw and the... | |
 | John Oren Reed, Karl Eugen Guther - Physics - 1910 - 298 pages
...described six elementary machines to which all others may be reduced. These are the lever, the pulley, the inclined plane, the wheel and axle, the wedge and the screw. These may be reduced to three, since the wheel and axle is but a modified lever, and the screw and... | |
 | John Oren Reed, Karl Eugen Guthe - Physics - 1911 - 658 pages
...described six elementary machines to which all others may be reduced. These are the lever, the pulley, the inclined plane, the wheel and axle, the wedge and the screw. These may be reduced to three, since the wheel and axle is but ;i modified lever, and the screw and... | |
 | John Oren Reed, Karl Eugen Guther - Physics - 1911 - 296 pages
...described six elementary machines to which all others may be reduced. These are the lever, the pulley, the inclined plane, the wheel and axle, the wedge and the screw. These may be reduced to three, since the wheel and axle is but a modified lever, and the screw and... | |
 | John Oren Reed, Karl Eugen Guthe - Physics - 1911 - 670 pages
...described six elementary machines to which all others may be reduced. These are the lever, the pulley, the inclined plane, the wheel and axle, the wedge and the screw. These may be reduced to three, since the wheel and axle is but a modified lever, and the screw and... | |
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W/P between the force exerted and the force applied is called the mechanical advantage of the machine. Newton described six elementary machines to which all others may be reduced. These are the lever, the pulley, the inclined plane, the wheel and axle,... 
