| Sir Richard Phillips - Electricity - 1807 - 212 pages
...projecting spokes thai answer the same purpose as awheel, as in fig. 15. 71. The advantage gained, is in **proportion as the circumference of the wheel is greater than that of the** axis : or as the diameter of the wheel is greater than the diameter of the axis. Illustration. If the... | |
| Sir Richard Phillips - Celestial mechanics - 1811 - 196 pages
...projecting spokes that answer the same purpose as a wheel, as in fig. 15. 71. The advantage gained, is in **proportion as the circumference of the wheel is greater than that of the** axis ; or as the diameter of the wheel is greater than the diameter of the axis. Illustration. If the... | |
| Jeremiah Joyce - Science - 1815 - 388 pages
...will be in equilibrio. Father. The second mechanical power is the Wheel and Axis> which gains power in **proportion, as the circumference of the wheel is greater than that of the** axis ; this machine may be referred to the principle of the lever. AB (Plate in. Fig. 22.) is the wheel,... | |
| Jeremiah Joyce - Science - 1815 - 268 pages
...ascent, the rope to coil more than once the length- of the axis, because the advantage gained is in **proportion as the circumference of the wheel is -greater than that of the** axis ; so thatt if the circumference of the wheel be 12 times greater than that of the axis, 1 pound... | |
| Mrs. Marcet (Jane Haldimand) - Physics - 1821 - 366 pages
...it is further from the centre of motion : for the wheel describes a great circle in the same space **of time that the axle describes a small one, therefore...than that of the axle. If the velocity of the wheel** is twelve times greater than that of the axle, a power nearly twelve times less than the weight of... | |
| Alexander Jamieson - Natural history - 1821 - 448 pages
...as their respective diameters ; consequently the advantage gained, by this mechanical power, is in **proportion as the circumference of the wheel is greater than that of the** axis, or as the diameter of the wheel is greater than the diameter of the axis. Hence the velocity... | |
| Mrs. Marcet (Jane Haldimand), Thomas P. Jones - Physics - 1826 - 286 pages
...it is further from the centre of motion ; foil the wheel describes a great circle in the same space **of time that the axle, describes a small one, therefore...than that of the axle. If the velocity of the wheel** is twelve times greater than that of the axle, a power twelves times less than the weight of the bucket,... | |
| Sir Richard Phillips - Physics - 1826 - 236 pages
...fastened to it, (Jig. 13,) or of a cylinder with projectingspokes,(/g. 14.) 74. The advantage gained is in **proportion as the circumference of the wheel is greater than that of the** axis ; or as the diameter of the wheel is greater than the diameter of the axis. Illus. If the diameter... | |
| John Ayrton Paris - Science - 1827 - 234 pages
...as it is further from the centre of motion; for the wheel describes a great circle in the same space **of time that the axle describes a small one; therefore...circumference of the wheel is greater than that of the axle.** Those who have ever drawn a bucket from a well by this machine, must have observed, that as the bucket... | |
| Ireland commissioners of nat. educ - 1835 - 398 pages
...it is further from the centre of motion ; for the wheel describes a large circle in the same space **of time that the axle describes a small one, therefore...the weight of the bucket would be able to raise it.** THE INCLINED PLANE. The fourth mechanical power is the inclined plane. This is nothing more than a... | |
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