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" There is an equilibrium upon the wheel and axle when the power is to the weight as the radius of the axle to the radius of the wheel. "
The Cambridge course of elementary natural philosophy, being the ... - Σελίδα iv
των John Charles Snowball - 1838 - 81 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

An Account of Sir Isaac Newton's Philosophical Discoveries: In Four Books

Colin MacLaurin - 1750 - 412 σελίδες
...they are to each other inverfely as the diftances of their directions from the axis of the engine ; or when the power is to the weight, as the radius of the roller to the radius of the wheel, the power being fuppofed to a<ft in a perpendicular to this radius...

Philosophical Essays: On the Following Subjects : I. On the Ascent of ...

Hugh Hamilton - 1767 - 177 σελίδες
...the Power, which is to raife it, is hung to a Cord that goes round the Wheel. If then the Power be to the Weight as the Radius of the Axle to the Radius of the Wheel, it will jufl fupport that Weight; as will eafily appear pear from what' was proved of the Lever. For...

An Analysis of a Course of Lectures on the Principles of Natural Philosophy ...

George Atwood - 1784 - 265 σελίδες
...fides to which they are applied in order to fuftain the weight. XXXII. There will be an equilibrium on the wheel and axle when the power is to the . weight,...the radius of the axle to the radius of the wheel. XXXIII. There will be an equilibrium on the fcrew when the power is to the weight, as the diftance...

An Introduction to the Theory and Practice of Mechanics: In Five Books ...

William Marrat - 1810 - 455 σελίδες
...called the «.m in peritroctiio. PROPOSITION XXXVIII. 154. There will be an equilibrium in the icheel and axle, when the power is to the weight as the radius of the axle to the radiui of the wheel. It is of no consequence whatever, whether the axle and wheel be in the same plane...

Institutes of Natural Philosophy: Theoretical and Practical

William Enfield - 1811 - 428 σελίδες
...the wheel, is applied at the distance of that radius : therefore, Prop. LII. there is an equilibrium, when the power is to the weight, as the radius of the roller to the radius of the wheel. / COR. i. Hence it is evident, that by increasing the diameter of...

The Principles of Mechanics: Designed for the Use of Students in the University

James Wood - 1818 - 211 σελίδες
...winds round the axle in a plane at right angles to the axis. ON THE WHEEL AND AXLE. PROP. XVIII. (96.) There is an equilibrium upon the wheel and axle, when...the radius of the axle to the radius of the wheel. The effort of the power to turn the machine round the axis, must be the same at whatever point in the...

The Christian remembrancer; or, The Churchman's Biblical ..., Τόμος 22

1840
...keep it at rest. Mechanical Powers. Definition of Wheel and Axle. Prop. 10. There is an equilihrium upon the wheel and axle when the power is to the weight...the radius of the axle to the radius of the wheel. I >if iiiiri.m of pulley. Prop. 11. In the single moveahle pulley where the strings are parallel, there...

Outlines of Natural Philosophy: Being the Heads of a Course of ..., Τόμοι 1-2

James Renwick - 1822
...of the wheel ; the weight to the circumference of the axle. 65. The wheel and axle \$ in equilibrio when the power is to the weight as the radius of the axle to the radius of the wheel. The wheel and axle may be considered as a lever, go contrived as to have a continual motion round its...

The Literary and Scientific Repository, and Critical Review, Τόμος 4

1822
...of the wheel ; the weight to the circumference of the axle. 74. The wheel and axle is in equilibrio when the power is to the weight as the radius of the axle to the radius of the wheel. The wheel and axle may be considered as a lever, so contrived as to have a continual motion round its...

Encyclopaedia Britannica; Or A Dictionary of Arts, Sciences, and ..., Τόμος 13

1823
...when they are to one another reciprocally as the radii of the circles to which they are applied, or when the power is to the weight as the radius of the axle is to the radius of the wheel. fig. ii. Let AD be a section of the wheel, and BE a section of the axle...




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