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Consider three cross sections: a circlewitha diameterof 90 mm, a square,and a rectanglewith a width of...

Consider three cross sections: a circlewitha diameterof 90 mm, a square,and a rectanglewith a width of 22mm. All three sections are subjected to the same torqueT. If the three sections have equal cross-sectional areas and equal length, compare their maximum shear stress and angle of twist. (Hint: compare by finding the ratios between sections).

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For torsion in shaft F G C angle of twis T= Torque J = 2nd moment of area = shear stress R= perpendicular distance between th[a =side of square 45mm 7x32 and ar?= az a - 79.76mm ross-section 22mol 289.17mm 79.76mm circular Square rectangulat For circT : 783 3. • Cirde esquare rectangle TE1:5525:0.1397 60.2145 Since all section are subjected to same tension T So 2T I Brec)

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