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 301
le. The length of an inclined plane is 15 feet,the perpendicular height 7 feet. What weight will a powerof 78 pounds sustain, supposing there is no friction? 78 X 15 = 167.1 lb. Ans. Example. The length of an inclined plane is 15 feet,the perpendicular height 3 feet. What weight will be sus-tained… … Fig. 99 inclined planes joined together back to -back along thedotted line A, B. There is, however, another form of wedge used calledthe single wedge, represented in Fig. 100, which may belikened to the inclined plane. Wedges are used where it is
Mechanics · Arithmetic · Measurement
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