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Question 4 The state of plane stress at a point on the surface of a structural element is represented on an unrotated element

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64^{\circ} and 154^{\circ}

| Opi Soln 40ps g Opsi y Ja=g Opsi y = - 10psi Txy = 40psi L Tenile the Compremine >-he CW on XY plan the ACW -he,

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