Given: The bar shown is made from red brass. T = 22 k-ft, L = 1.5', r = 2.5" and p = 1.75". T Required: Determine the shear modulus. ksi Calculate the polar moment of inertia. Calculate the angle of twist. in4 Calculate the shear stress at point A on the cross-section. Calculate the shear stress at point B on the cross-section. ksi ksi Given: The bar shown is made from structural steel. T = 2.2 kN-m, L = 500mm, do = 75mm and d = 56mm. L do Required: Determine the shear modulus. Calculate the maximum shear stress. Calculate the polar moment of inertia. Calculate the angle of twist. di GPa 0 T cm4 Calculate the shear stress at the inner surface. MPa MPa