1.

A mild steel bar is subjected to an axial force P, resulting in an axial stress σx = 100 N/mm2. What would be the normal stress σn on a plane n-n making an angle θ = 45° with its axis?

A. 25 N/mm2
B. 40 N/mm2
C. 50 N/mm2
D. 100 N/mm2
Answer» D. 100 N/mm2


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