I.C.S. reference library : a series of textbooks prepared for the students of the International Correspondence Schools and containing in permanent form the instruction papers examination questions, and keys used in their various courses (1904)
International Correspondence Schools · Scranton : International Textbook Co. · leaf 273
xistingbetween the force andthe weight is easilyfound. The weight as-cends a distance equal to c b, or the height of the inclined plane, while the force acts through a distance equal to a b, or the /[ o length of the inclined plane. Therefore, Rule 30.— To findthe force, multiply theweight by the… … Fig. 36. Or, let Then. P = force; / = length of the plane;b = base of the plane;h = height of plane;W = weight. „ IVh , -,. PI P=—J— and W= -^~.I It Example 1.—The length of an inclined plane is 40 feet and itsheight is 5 feet; what force is required to sustain a weight of 100 pounds ? § 5 MACHINE…
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