The surface of a helicopter blade is subjected to plane stress with normal stresses ox and oy and shear stress Txy, as shown in Figure Q1(b). From the analysis, it shows that at counterclockwise angle e = 32° from the x axis, the normal stress is 37 MPa (tension), and at counterclockwise angle e = 48°, the normal stress is 12 MPa (compression). Determine oy and txy by using the stress transformation equations 0, = 110 MPa

The surface of a helicopter blade is subjected to plane stress with normal stresses ox and oy and shear stress Txy, as shown in Figure Q1(b). From the analysis, it shows that at counterclockwise angle e = 32° from the x axis, the normal stress is 37 MPa (tension), and at counterclockwise angle e = 48°, the normal stress is 12 MPa (compression). Determine oy and txy by using the stress transformation equations 0, = 110 MPa

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter2: Axially Loaded Members

Section: Chapter Questions

Problem 2.6.17P: Acting on the sides of a stress element cut from a bar in uniaxial stress are tensile stresses of...

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