Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 122
Fig. 36. Fig. 37. The point c is called i\iQ fulcrum. The force applied at A is calledthe power, and the force applied at B is called the resistance, orthe weight. Levers are commonly divided into three kinds, ac-cording to the position which the fulcrum has in relation to thepower and the weight.…
Matter · Heat
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