 | 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... | |
 | 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
...foil the wheel describes a great circle in the same space of time that the axle, describes a small one, therefore the power is increased in the same...twelve times greater than that of the axle, a power twelves times less than the weight of the bucket, would balance it; and a small increase would raise... | |
 | 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
...motion; for the wheel describes a great circle in the same space of time that the axle describes a small one; therefore the power is 'increased in the same...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... | |
 | John Ayrton Paris - Amusements - 1827 - 918 pages
...motion; for the wheel describes a great circle in the same space of time that the axle describes a small one ; therefore the power is increased in the same proportion as the circumference oi' the wheel is greater than that of the axle. Those who have ever drawn a bucket from a well by this... | |
 | Physics - 1832 - 642 pages
...the wheel describes a large circle in the same space Fig. 34. of time that the axle describes a small one, therefore the power is increased in the same...than that of the axle. If the velocity of the wheel were twelve times greater than that of the axle, a power nearly twelve times less than the weight of... | |
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... time that the axle describes a small one; therefore the power is increased in the same proportion as the circumference of the wheel is greater than that of the axle. If the velocity of the wheel... 
