The elasticity and resistance of the materials of engineering (1915)
Burr, William H. (William Hubert), 1851-1934 · New York, John Wiley & Sons, inc.; [etc., etc.] · leaf 258
the assumed point. The three principal planes on which Art. 42. THICK HOLLOW SPHERES. 225 these principal stresses act are two of them diametral andat right angles to each other, while the third is tangentto the spherical surface with radius r, and it is at rightangles to the other two planes. The… … FlG. I, dition of stress completely symmetrical. As every diam-etral plane section of the shell is a principal plane of stressthere will be no shear on any such plane and for the samereason there will be no shear on any of the concentricspherical surfaces within the limits of the shell. Remembering…
Strength of materials · Building materials
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