1.

When a body is subjected to a direct tensile stress (σ) in one plane, then tangential or shear stress on an oblique section of the body inclined at an angle θ to the normal of the section is

A. σ sin 2θ
B. σ cos 2θ
C. σ/2 sin 2θ
D. σ/2 cos 2θ
Answer» D. σ/2 cos 2θ


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