 | Alexander Jamieson - Natural history - 1821 - 448 pages
...much additional force as is equal to overcome the friction, will raise the four hundred and fifty-six pounds; and the velocity of the power will be to the velocity of the weight, as four hundred and fifty-six is to one. Hence it appears, that, the longer the winch is, and the nearer... | |
 | John Imison - Art - 1822 - 528 pages
...much additional force as is sufficient to overcome the friction will raise the 152 pounds; and die velocity of the power will be to the velocity of the weight, as 152 to 1. Hence it appears, that the longer the winch is, and the nearer the spirals are to one another, so... | |
 | Alexander Jamieson - Industrial arts - 1829 - 654 pages
...additional force be exerted as is sufficient to overcome the friction, the 152 pounds may be raised ; and the velocity of the power will be to the velocity of the weight as 152 to 1. Hence we may clearly perceive, that the longer the lever, and the nearer the threads to one another,... | |
 | William Martin - Science - 1832 - 504 pages
...the screw; and as much additional force as is equal to overcome the friction, will raise the 1521bs., and the velocity of the power will be to the velocity of the weight, as 152 is to 1. Hence it appears that the longer the winch is, and the nearer the spirals itre to each other,... | |
 | James Ferguson - Astronomy - 1839 - 554 pages
...the screw ; and as much additional force, as is sufficient to overcome the friction, will raise the 152 pounds ; and the velocity of the power will be to the velocity of the weight, as 152 to 1. Hence it appears, that the longer the winch be made, and the nearer the spirals are to one another,... | |
 | Robert Scott Burn - Machinery - 1853 - 142 pages
...spirals ; therefore a power of 1 Ib. at the lever would balance 864 Ibs. acting against the screw, and the velocity of the power will be to the velocity of the weight as 864 to 1. Saying a man's pull or pressure to be equal to 120 Ibs., and four men employed at the lever,... | |
 | Dionysius Lardner - Astronomy - 1854 - 762 pages
...revolution in a circle whose radius is the length of the lever on which it acts. The velocity, therefore, of the power will be to the velocity of the weight as the circumference of the circle p. 139 described by the power is to the distance between two contiguous... | |
 | Dionysius Lardner - Electricity - 1858 - 438 pages
...revolution in a circle whose radius is the length of the lever on which it acts. The velocity, therefore, of the power will be to the velocity of the weight as the circumference of the circle described bv the power is to the distance between two contiguous threads... | |
 | Dionysius Lardner - Physics - 1866 - 428 pages
...revolution in a circle whose radius is the length of the lever on which it acts. The velocity, therefore, of the power will be to the velocity of the weight as the circumference of the circle described by the power is to the distance between two contiguous threads... | |
 | Thomas Dick - Philosophy and religion - 1869 - 664 pages
...acting against the screw, and as much additional force as is equal to overcome the friction will raise 152 pounds, and the velocity of the power will be to the velocity of the weight as 152 to 1. Hence it appears that the longer the winch is, and the nearer the spirals are to each other, so... | |
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... 152 times as great as the distance between the spirals : and therefore a power at the handle, whose intensity is equal to no more than a .single pound, will balance 152 pounds... 
