| Sir Richard Phillips - Physics - 1826 - 236 pages
...knives which arc fixed at one end. 71 . A lever of the third kind is when the prop is at one end , th e **weight at the other, and the power applied between...weight in the same proportion, as the distance of the** iveight from the prop, exceeds the distance of the power. Illus.l. Let/ fig. 10,be the prop or fulcrum,... | |
| Alexander Jamieson - Industrial arts - 1829 - 654 pages
...tbe weight, tbe intensity of the power must exceed the intensity of the weight just as much ať tbe **distance of the weight from the prop exceeds the distance of the power.** For example, 1 pound placed three times as far from the prop E as the power P acts at F, by the cord... | |
| William Templeton (engineer.) - 1833 - 224 pages
...power and the weight, the intensity of the power must exceed the intensity of the weight, just as much **as the distance of the weight from the prop exceeds the distance of the power** from the prop, that is, P x AF = W x BF ; or the power and weight are reciprocally as the distances... | |
| Industrial arts - 1838 - 350 pages
...kind is when the prop is at one end, the weights at the other, and the power applied between tbfem. **Here the power must exceed the weight in the same...weight from the prop exceeds the distance of the power.** Exp. 1. A ladder, which is to be raised by the strength of a man's arms, represents a lever of this... | |
| Richard Green Parker - Physics - 1838 - 266 pages
...the centre of gravity being J,IJ..,_,. K&. E B ) 218. In levers of this kind the power must always **exceed the weight, in the same proportion as the distance of the weight from the** fulcrum exceeds that of the power from the fulcrum. 217. In a lever of the third kind, the fulcrum... | |
| Frederick Augustus Griffiths - 1839 - 348 pages
...power and the weight, the intensity of the power must exceed the intensity of the weight, just as much **as the distance of the weight from the prop exceeds the distance of the power** from the prop. As this kind of lever is disadvantageous to the moving power it is seldom used. In a... | |
| James Ferguson - Astronomy - 1839 - 554 pages
...power and the weight, the intensity of the power must exceed the intensity of the weight, just as much **as the distance of the weight from the prop exceeds the distance of the power** from it. Thus, let E be the prop of the lever AB and TV a K weight of one y , '\ " , ?. pound, plac-... | |
| Richard Green Parker - 1844 - 276 pages
...the other, and the power is applied between them. 218. In levers of this kind the power must always **exceed the weight, in the same proportion as the distance of the weight from the** fulcrum exceeds that of the power from the fulcrum. 219. Fig. 27, F is the fulcrum, W the weight. and... | |
| Richard Green Parker - Physics - 1849 - 418 pages
...at the other, and the power is applied between them. 1. In levers of this kind the power must always **exceed the weight, in the same proportion as the distance of the weight from the** fulcrum exceeds that of the power from the fulcrum. 2. In Fig. 30, F is the fulcrum, W the weight,... | |
| Richard Green Parker - Physics - 1850 - 408 pages
...the other, and the power is applied between them. 1. In levers -of this kind the power must always **exceed the weight, in the same proportion as the distance of the weight from the** fulcrum exceeds that of the power from the fulcrum. and the power must exceed the weight in the same... | |
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