A mild steel bar of uniform cross section A is subjected to an axial tensile load...

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A mild steel bar of uniform cross section A is subjected to an axial tensile load P. Determine the distortional strain energy density (MPa) in the bar. Let E= 200 GPa, v = 0.25. P = 100 N, A = 1 mm². (A) 0.0667 (B) 0.0209 0.0807 0.0488 A mild steel bar of uniform cross section A is subjected to an axial tensile load P. Determine the distortional strain energy density (MPa) in the bar. Let E= 200 GPa, v = 0.25. P = 100 N, A = 1 mm². (A) 0.0667 (B) 0.0209 0.0807 0.0488