 | Elijah Galloway - Steam-engines - 1829 - 890 pages
...force of 12cwl.; required the proportionate length of lever? 60 8 tons=60 cvrt. ; and —=5. In (his example, the proportionate lengths of the lever to...equilibrio, are as 5 to 1. If, therefore, an additional p:in:.d be added to the power, the power side of the lever will preponderate, and the weight will be... | |
 | Elijah Galloway - Steam-engines - 1836 - 888 pages
...length of lever? 60 3 tons=60 cwt. ; and —=$. In this example, ihe proportionate lengths of the l«ver to maintain the weight in equilibrio, are as 5 to 1. If, therefore, an additional pomid be added to the power, the power side of the lever will preponderate, and the weight will he... | |
 | John E. Fuller - Ready-reckoners - 1846 - 82 pages
...force of 12 cwt., required the proportionate length of lever ? 60 3 tons = 60 cwt. ; and — = 5. 12 In this example, the proportionate lengths of the...to maintain the weight in equilibrio, are as 5 to \. If, therefore, an additional pound be added to the power, the power side of the lever will preponderate,... | |
 | Septimus Norris - Locomotives - 1854 - 336 pages
...exert a force of 12 cwt.: required the proportionate length of lever ? 60 3 tons = 60 cwt.; andy^ = 5. In this example, the proportionate lengths of the...added to the power, the power side of the lever will prepon derate, and the weight will be raised. But, al though the ball is raised by a force of only... | |
 | Charles Haslett - Engineering - 1855 - 482 pages
...Required the proportionate length ol lever. .„- , ^ . ,„, ;i 8 tons = 60 owt. ; and — = 5. . . In this example, the proportionate lengths of the...maintain the weight in equilibrio, are as 5 to 1. But, although the ball is sustained by a force of only one fifth of its weight, no power is gained,... | |
 | Charles Haslett - 1855 - 544 pages
...exert a force of 12 cwt. Required the proportionate length of lever. co 3 tons = 60 ewt. ; and — = 5. In this example, the proportionate lengths of the...maintain the weight in equilibrio, are as 5 to 1. But, although the ball is sustained by a force of only one fifth of its weight, no power is gained,... | |
 | Charles W. Hackley - Engineering - 1856 - 530 pages
...12 CAvt. Required the proportionate length of lever. 60 3 tons — 60 CAvt. ; and — - . = 5. i « In this example, the proportionate lengths of the lever to maintain the Aveight in equilibrio, are as 5 to 1. But, although the ball is sustained by a force of only one fifth... | |
 | Charles Haslett, Charles William Hackley - Engineering - 1859 - 574 pages
...exert a force of 12 cwt. Required the proportionate length of lever. 60 3 tons = 60 cwt. ; and — = 5. In this example, the proportionate lengths of the lever to maintain the weight in equilibrio, are as o to 1. But, although the ball is sustained by a force of only one fifth of its weight, no power is... | |
 | Frederick Augustus Griffiths - Artillery - 1859 - 426 pages
...exert a force of 12 cwt. : required the proportionate length of lever ? 3 tons = 60 cwt. ; and $ = 5. In this example, the proportionate lengths of the lever to maintain the weight in equilibrium, are as 5 to 1. If, therefore, an additional pound be added to the power, the power side... | |
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... the weight in equilibrio. Hence, a small addition either of leverage, or weight, will cause the power to preponderate. Example 1. — A ball weighing 3 tons is to be raised by 4 men, who can exert a force of 12 cwt.: required the proportionate length... 