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The state of stress at a point is 6x = -6 Exy=9 a 1) Drain 3D cube by=-18 Ty2=0 - 62=-12 Zzx =0 a) Cidentify principle plane

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Selution;- Date Page, (i)3DCube. -6) -12) (i. The Binci pel Shane is that Plone wheze shear Stress is O ic Zzx, Zuz, Zyz =0 3Date Page Mchx Circle aL=-6 * Comp Hslve. The Bincipel Stresses Compaisive ২১৫ Lin netuae 12. Centae = 18 +6 hadius. - 18-6 =

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