Compression struts with nonprogressively variable moment of inertia (1938)
NASA Technical Reports Server (NTRS) · leaf 24
Fig. 10 N.A.C.A." Technical Memorandum No. 861 … Jl+ J2 Substitute moment of inertia: Jrn = - p Ji + J? E TT A Buckling load Pfc = 5 ^b^ Z<* Figure 10.- Buckling struts with non-progressively variable moment of inertia.
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