EGR75 Cheat sheet

EGR75 Cheat sheet - max = Mc My =- I I max = Tc J I = r2 A...

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Unformatted text preview: max = Mc My =- I I max = Tc J I = r2 A r= I A 1 M = = Curvature EI Ey 2 EI Bucklin' P Critical = (KL) 2 2E Critical= ( KL / r ) 2 Stress Transformation Equations x + y x - y x' = + cos 2 + xy sin 2 2 2 x + y x - y y' = - cos 2 - xy sin 2 2 2 x - y x'y ' = - sin 2 + xy cos 2 2 2 xy Maxl= VQ It Q = y ' A' Principal Stress Equations tan 2 = x + y 2 + y - y + xy 2 = x x 2 2 Max in plane shear stress Equations tan 2 = x + y 2 xy max inplane x - y + xy 2 = 2 2 ...
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EGR75 Cheat sheet - max = Mc My =- I I max = Tc J I = r2 A...

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