A hand book of general instruction for mechanics, containing useful rules and memoranda for practical men (1907)
Smith, Franklin Elijah, 1872- · New York, D. Van Nostrand company · leaf 275
Fig. 73 Example. If a force of 112 pounds is applied 12inches from the fulcrum, what weight at A, which is36 inches from the fulcrum, can be lifted? (Fig. 74.) … Fig. 74 THE SIMPLE MACHINES112 X 12 1344 263 36 36 = 37+ lb. Am. To Find the Distance of the Power from the Fulcrum Rule. Multiply the weight by its distance from thefulcrum and divide by the power. Example. How far from the fulcrum will a power of50 pounds have to be placed to raise a weight of…
Mechanics · Arithmetic · Measurement
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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