| James Ferguson - 1764 - 322 pages
...motion C, and P to be i pound acting 2. The fecond mechanical power is the wheel and <w/<?, in which The **the power is applied to the circumference of the wheel, and the weight** andaxlt ' is raifed by a rope which coils about the axle as the wheel is turned round. Here it is plain... | |
| George Adams - Science - 1794 - 540 pages
...variety of forms, you will always find the above-mentioned proportion between the power and weight, when **the power is applied to the circumference of the wheel, and the weight** to the axis. Hence on the wheel and axis the weight and power will be in equilibrio, when the power... | |
| William M. Finlay - Accounting - 1803 - 272 pages
...elooie, 42 Ib.'at the palm, dtf. 24. The second mechanical fiower is the wheel and axis. In this machine, **the power is applied to the circumference of the wheel, and the weight** to the axis, by means of a cord winding round it. PROPOSITION. An equilibrium is produced in this machine... | |
| Edward Augustus Kendall - 1811 - 462 pages
...of a peritrochiura or wheel, and moveable together with it about its axis. Th« power is applied at **the circumference of the wheel, and the weight is raised by a rope** that is gathered up on the axis while the machine turns round. §ea MECHANICS. AZIMUTH, in astronomy,... | |
| William Enfield - Astronomy - 1811 - 476 pages
...r. . 1-4 f . it-' DEP. DBF. XI. The Wheel and Axis is a wheel turning round together with its axis ; **the power is applied to the circumference of the wheel, and the weight** to that of the axis, by means of cords. PROP. LIII. An equilibrium is produced in the wheel and axis,... | |
| Edward Augustus Kendall - Encyclopedias and dictionaries - 1811 - 962 pages
...of a peritrochiuna or wheel, and moveable together with it about its axis. The power is applied at **the circumference of the wheel, and the weight is raised by a rope** that is gathered up on the axis while the machine turns round. Se« MECHANICS. AZIMUTH, in astronomy,... | |
| John Playfair - Astronomy - 1812 - 344 pages
...consists of a wheel having a cylindric axis passing through its centre, and moveable in two grooves. **The power is applied to the circumference of the wheel, and the weight** to the circumference of the axle. An equilibrium in this instrument takes place, when the radius of... | |
| James Ferguson - Astronomy - 1814 - 420 pages
...in drawing a nail, is a lever of this sort. 2. Of the Wheel and Axle. The second mechanical power is **the wheel and axle,* in which the power is applied...by a rope which coils about the axle as the wheel** is turned round. Here 'i< is plain that the velocity of the power must be' to the velocity of the weight,... | |
| Arithmetic - 1818 - 264 pages
...balance the Earth ? Ans. 200 Ib. OF TH£ WHS.EL AMD JT&LE. The proportion of the wheel and axle, (where **the power is applied to the circumference of the wheel, and the weight** to be raised is suspended by a cord, which coyls about the axle as the wheel turns round,) is as the... | |
| Nicolas Pike - Arithmetic - 1832 - 538 pages
...f:el=108 inches. ^И„ „. In. ft 1 An$. Then, asi™ : ,|20:: j !£ !' "?fj OF THE WHEEL AXD AXLE. 91. **The proportion for the wheel and axle (in which the...wheel turns round) is, as the diameter of the axle** i« to the diameter of the wheel, so is the power applied to the wheel, to the weight suspended by... | |
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