The elements of the mechanics of materials and of power transmission (1911)
King, William Richard, 1852- · New York, J. Wiley & sons; [etc., etc.] · leaf 73
ficient oj rigidity^ commonly denotedby G. The mean values for G in pounds per square inch for thecommon engineering materials are: Timber, 150,000; cast iron,5,500,000; wrought iron, 10,500,000; steel, 12,500,000. 31. The Determination of E. — If y denotes the strain pro-duced in a body by a… … Fig. 61. 2- = —^ whence E = — = — ? YE y y since the strain, or deformation, F, is equal to L. 64 THE ELEMENTS OF MECHANICS OF MATERIALS 32. Neutral Axis. — When a beam, Fig. 62, is subjected to abending moment its axis is deflected from its original straightposition into one of curvature, known as…
Mechanics, Applied · Power transmission
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