Greene, Charles E[zra] 1842- [from old catalog], Greene, Albert Emerson. [from old catalog] · Ann Arbor, Mich., Printed for the author · leaf 94
\ andin general J = I^ -|- I^ for any form of cross-section; for acircle J = 21^ = \~T\- Hence the resisting moment against torsion may bewritten T = ^J -^ i\, which resembles in form the resistingmoment against flexure, but differs in using the polar momentof inertia of the cross-section for the… … cross-section with the distance of the particles from the cen-tre, j = -f h\ r, = h i/i and T = -,—-j^rj • ~F — 0.236 qJi\ This assumption is not correct. The unit shear is actuallythe greatest at the middle of each side. For rectangularsections the preceding treatment would be seriously in…
Mechanics, Applied · Strength of materials
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