on a volume element. T= 10 kN-m !! 40 mm 60 mm F5-2 F5-3. The shaft is hollow from A to B and solid from B to C. Determine the maximum shear stress developed in the shaft. The shaft has an outer diameter of 80 mm, and the thickness of the wall of the hollow segment is 10 mm. B. 4 kN-m 2 kN m F5-3