Question 3(a) At point A on the free surface of a loaded aluminum [E = 70 GPa; v = 0.35] component, thestrain rosette shown was used to obtain the following strain data: &α = −300 µ‚ε =735 μ, and ε 410 μ. Determine: (a) the normal stress σx, (b) the normal stress σy, and (c)the shear stress Txy at point A.60°b60°60°x(b) The strain gauge configurations shown below can be used to determine the deflection atthe free end of a cantilever beam by placement of the gauge(s) on the beam as shownfor Case A and Case D, below. The number of each gauge indicate the position it has inthe standard Wheatstone bridge used. Explain why Case D is superior to case A for thisapplication.I TOP2 BOTTOM3 TOP4 BOTTOMCASE ACASED

Answered: Question 3 (a) At point A on the free…

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.7.26P: - 7.2-26 The strains on the surface of an experiment al device made of pure aluminum (E = 70 GPa. v...

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