 | Levi Washburn Leonard - New Hampshire - 1827 - 398 pages
...divided, that they shall draw in proportion to their respective ability. The third kind of lever is when the prop is at one end, the weight at the other, and the power applied between them. To this kind are generally referred the bones of a man's arm, for when he lifts a weight by the hand,... | |
 | Luke Herbert - Industrial arts - 1829 - 394 pages
...lever, the power at the other, and the weight between them. In the third kind of lever the fulcrum is at one end, the weight at the other, and the power between them. UNIVERSITY OF MICHIGAN • IIMHI •Will II Illl Illl HUH 10 milll II IU Examples. Fig.... | |
 | Levi Washburn Leonard - Science - 1830 - 350 pages
...divided, that they shalt draw in proportion to their respective ability. The third kind of lever is when the prop is at one end, the weight at the other, and the power applied between them. To this kind are generally referred the bones of a man's arm, for when he lifts a weight by the hand,... | |
 | Sir Richard Phillips - Physics - 1832 - 286 pages
...turning on hinges, cutting knives which are fixed at one end, &,c. 75. In the lever of the third kind, the prop is at one end, the weight at the other, and the power applied between them. Here the power must exceed the weight, in the same proportion as the distance of the weight from the... | |
 | William Templeton (engineer.) - 1833 - 224 pages
...somewhere between. 2. — When the prop is at one end, the power at the other, and the weight between. And, 3. — When the prop is at one end, the weight at the other, and the power between. Thus, 1. 2. 3. p w In the first and second kind, the advantage gained is as the distance of... | |
 | Richard Green Parker - Physics - 1838 - 266 pages
...fulcrum exceeds that of the power from the fulcrum. 217. In a lever of the third kind, the fulcrum is at one end, the weight at the other, and the power is applied between them. 211). Fig. 27, F is the fulcrum, W the weight, and P the power between the... | |
 | James Ferguson - Astronomy - 1839 - 554 pages
...modifications of the inclined as the distance of the power from the prop is to the dis- LECT. tance of the weight from the prop, the power and^^^^, weight...property. Those of the first and second kind are often used in mechanical engines ; but there are few instances in which the third sort is DMd. A common balance... | |
 | Frederick Augustus Griffiths - 1839 - 348 pages
...the weight between them; as oars, rudders, cutting knives that are fixed at one end, &c. 3rd. Where the prop is at one end, the weight at the other, and the power applied between them; as tongs, a man rearing a ladder, &c. 4th. The bended lever, which differs from the 1st in form, but... | |
 | 1837 - 800 pages
...the fulcrum is j at one end, the power at the other, and j the fulcrum between ; 3. When the fulcrum is at one end, the weight at the other, and the power between. In all these cases, the power will sustain the weight in equilibrium, provided its moment... | |
 | Robert Sullivan - Education - 1842 - 176 pages
...effect it with ease. Q. What is the third kind of lever ? A. The third order of lever has the prop at one end, the weight at the other, and the power applied between them. As the moving power or person receives no assistance from this kind of lever, it is used in cases of... | |
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... 2. When the prop is at one end of the lever, the power at the other, and the weight between them. 
