| Daniel Adams - Arithmetic - 1807 - 248 pages
...balance' 1 3lb. at the axle ? ./ins. lib. 3. Of the Screw. THE power is to the weight to be raised as the distance between two threads of the screw is to the circumference of a circle described by the power applied at the end of the lever. NOTE. 1 • Trtfind the circumference... | |
| Nicolas Pike - Arithmetic - 1822 - 562 pages
...Inversely, as 60 : 1 :: 6 : 10 Ans. or THE SCREW. 95. The power is to the weight, which is to be raised, as the distance between two threads of the screw, is to the circumference of a circle described by the power applied at the end of the lever. RULE. Fine! the circumference of... | |
| Zadock Thompson - Arithmetic - 1826 - 176 pages
...on the wheel ? « Ans. 10 Ib. g iS>f ttie Screto. The power is to the weight which is to be raised, as the distance between two threads of the screw, is to the circumference of a circle descrix-d by the power applied at the end of the lever. To jind the • circumference nf... | |
| Nicolas Pike, Dudley Leavitt - Arithmetic - 1826 - 214 pages
...Ib. Ibs. As 6 : 60 : : 1 : 10 An9. OF THE SCREW. The power is to the weight which is to be raised, as the distance between two threads of the screw, is to the circumference of a circle described by the power applied to the end of the lever. RULE. Find the circumference of... | |
| Nicolas Pike, Dudley Leavitt - Arithmetic - 1826 - 222 pages
...Ib. Ibs. As 6 : 60 : : 1 : 10 AnS. OP THE SCREW. The power is to the weight whieh is to be raised, as the distance between two threads of the screw, is to the circumference of a circle described by the power applied to the end of the lever. RULE. Find the circumference of... | |
| Montgomery Robert Bartlett - Education - 1828 - 426 pages
...be applied in order to effect a given object with a screw, may be determined by the following RULE. As the distance between two threads of the screw, Is to the circumference described by the power; So is the weight to be raised or moved, To the power which moves the weight.... | |
| William Grier - Mechanical engineering - 1832 - 366 pages
...screw is a kind of continued inclined plane, •icing an inclined plane rolled about a cylinder — the height of the plane being the distance between the...screw pressing either upwards or downwards, is as thedistance between two threads of thescrew is to the circumference where the power is applied : thus,... | |
| Zadock Thompson - Arithmetic - 1832 - 186 pages
...1 Ib. on the irheel? Ans. 10 Ib. tft* Smto. 338. The power is to the weight which is to be raised, as the distance between two threads of the screw, is to the circumference of a circle described by the power applied at the esd of the lever. To find the circumference of the... | |
| Zadock Thompson - Arithmetic - 1832 - 186 pages
...on the wheel? Ans. 10 Ib. g. ©f ttte Stveto. 338. The power is to the weight which is to be raised, as the distance between two threads of the screw, is to the circumference of a circle described by the power applied at the end of the lever. To find the circumference of the... | |
| William Grier - Mechanical engineering - 1836 - 384 pages
...screw is a kind of continued inclined plane, being an inclined plane rolled about a cylinder — the height of the plane being the distance between the...rule to find the power of a screw pressing either up. wards or downwards, is as the distance between two threads of the screw is to the circumference... | |
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