Determine the principal stresses

Reference no: EM13233484

The drill pipe has an outer diameter of 75 mm, a wall thickness of 6 mm, and a weight of 0.8 kN/m. If it is subjected to a torque and axial load as shown, determine

(a) the principal stresses and

(b) the maximum in-plane shear stress at a point on its surface at section a

Reference no: EM13233484

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