 | Francis Joseph Grund - 1836 - 308 sider
...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 - 488 sider
...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 - 226 sider
...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 - 114 sider
...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 - 380 sider
...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 - 300 sider
...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 - 354 sider
...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 - 1842 - 178 sider
...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 - 356 sider
...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 - 228 sider
...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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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. 
