Compression struts with nonprogressively variable moment of inertia (1938)
NASA Technical Reports Server (NTRS) · leaf 23
N.A.C.A. Technical Memorandum No. 361 Fig. 9 Ya = ~ 1.414—-limit for 2^/Z-» 1-and *0. V2 1.4 p IJi '.fa^jj^Jp … 0 .2 .4 .6 .8 1.0 2Z1/Z J2 Ya as function of 2 Z ]_ : Z for parameter qa = Jl+ J2 Ji + J? 5 Substitute moment of inertia! Jm= -x Va2 rl+^2 Buckling load Pk = ■< ■ ■ - § . Ya2 Figure 9.- Buckling struts with non-progressively variable moment of inertia
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