Applied mechanics, embracing strength and elasticity of materials, theory and design of structures, theory of machines and hydraulics; a text-book for engineering students (1909)
Low, David Allan, 1857-1937, Salmon, E. H. (Ernest Hinkly), b. 1879 · London, New York, Longmans, Green · leaf 309
e formula — = —^- to this case, r = arc OB = W. Hence P 4:7T2kO , -r>7 4:7T2WJi20 47T2I$ , T . ,, c . ,. — == -—, and PA: = — = — — , where I is the moment of inertia W fft2 f/t2 gt2 of the body about the axis Ot. The product P/: is the turning momentof the force P about the axis Or If T denotes… … EFFORT, ACCELERATION, AND VELOCITY DIAGRAMS 299 For example, take the case of the simple pendulum (Fig.a small body of weight w swings in a vertical plane in asmall arc of a circle of radius /. T = ?t • OlN = wl sin 0.Since 9 is a small angle, sin 0 may be taken equal to &,also I — wl2, hence…
Mechanics, Applied
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