| Francis Joseph Grund - 1836 - عدد الصفحات: 294
...the weight moves ; consequently, what is saved in power is lost in velocity. In the wheel and axle, **the power is to the weight as the radius of the axle is to** that of the wheel ; but just in the same proportion is the velocity of the weight attached to the axle... | |
| 1836 - عدد الصفحات: 472
...produced, when the power acting at the circumference of the wheel is to the weight sustained upon the axle, **as the radius of the axle is to the radius of the wheel.** THE PULLEY. A pulley ¡sa small grooved wheel movable about a pivot, the pivot itself being at the... | |
| William Whewell - 1837
...motion for its axis, and called the Axle. * PROP. XVI. 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. Let AB be the wheel, and DEB the axle, the whole being moveable about the... | |
| John Charles Snowball - 1838
...ARTS. 31. Definition of Wheel and Axle. 31. Prop. 10. 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. 32. Definition of Pulley. 32. Prop. 11. In the single moveable pulley where... | |
| Society for the diffusion of useful knowledge - 1839
...the weight to the circumference of this cylinder, or of the axle ; and, when there is equilibrium, **the power is to the weight as the radius of the axle** to the radius of the wheel. This machine, which is a modification of the lever, furnishes a means of... | |
| Frederick Emerson - 1839 - عدد الصفحات: 288
...the power end of the lever, and the circumference of the axle, the end applied to the weight. Hence, **the radius of the axle is to the radius of the wheel,** as the power is to the weight: or, by a statement more frequently convenient — As the diameter of... | |
| George Leonard - 1841 - عدد الصفحات: 340
...is the distance of the power from the fulcrum. Therefore, to balance the weight, The power must be **to the weight as the radius of the axle is to the radius of the wheel.** When the power and weight balance each other, what must be done in order to move the weight ? Why ?... | |
| 1842 - عدد الصفحات: 166
...of the wheel, and the weight to that of the axis by means of cords. 2. PRINCIPLE. The power must be **to the weight as the radius of the axle is to the radius of the wheel.** AN INCLINED PLANE is a plane which makes an acute angle with the horizon. 3. PRINCIPLE. A power must... | |
| George Leonard - 1843
...is the distance of the power from the fulcrum. Therefore, to balance the weight, The power must be **to the weight as the radius of the axle is to the radius of the wheel.** When the power and weight balance each other, what must be done in order to move the weight ? Why ?... | |
| Charles Waterhouse - 1844 - عدد الصفحات: 216
...the wheel, and the weight to that of the axis by means of cords. Principle 5.— The power must be **to the weight as the radius of the axle is to the radius of the wheeL** • . The SCREW is a spiral thread or groove, cut round a cylinder, and every where making the same... | |
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