The elasticity and resistance of the materials of engineering (1883)
Burr, William H. (William Hubert), 1851-1934 · New York, J. Wiley & sons · leaf 446
ing through their centres of gravity, being very small indeedwhen compared with the moment of inertia of the whole sec-tion, may be neglected without sensible error. Let r — 2S True Eye Section,; r is then the b ~ t^batter, or slope, of the under sideof each flange to the top or bot-tom of the beam… … Fig.17 __ 2/^3 ■!■ k^t,^ r{b^ -1/) , ^ - - + ~^8 • • . • (45; 12 If t^ is very small as compared with b, rem^embering thatr is then essentially equal to s^ there will result: 426 MOMENTS OF INERTIA. [Art. 49. 12 (46) This formula is sufficiently accurate for all wrought-ironand steel beams. The…
Strength of materials · Building materials
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