Applied mechanics, a treatise for the use of students who have time to work experimental, numerical, and graphical exercises illustrating the subject (1912)
Fig. 185. A B D is a wedge of earth whose weight represents the totalpressure acting on a b. The pressures act in directions parallel APPLIED MECHANICS. 849 to A c, and the resultant force, representing the total preG^ure,acts a third of the way up from b to a. This rule may be compared with the…
Mechanics, Applied
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