12-41. A beam is constructed from three boards bolted together as shown. Determine the shear force in cach bolt if the bolts are spaced s = 250 mm apart and the shear is V= 35 kN 25 mm 25 mm 230 mm 350 mm s- 230 mm -25 mm

12-22. If the beam is subjected to a shear of V = 15 kN, determine the web's shear stress at A and B. Indicate the shear-stress components on a volume element located at these points Set w = 125 mm. Show that the neutral axis is located at = 0.1747 m from the bottom and Ina = 02182(10) m. 20p mm 30 mm 250 mm 30

12-9. Determine the largest shear force V that the member can sustain if the allowable shear stress is T = 56 MPa. 75 mm 25 m J5 m 25 mm 25 mm

The cantilever beam is loaded with uniformly distributed loads of w1 = 32 in kn/m and w2= 13 in kn/m and a concentrated load of P= 70 in kn. Determine the Maximum Shear developed in the beam in kn and make sure your sign is correct. HINGE P kn W1 kn/m W2 kn/m A 3m. 2m.- 4m. --2m--- R1

If d = 470 mm, determine the absolute maximum bending stress in the beam.

Determine the maximum absolute value of the shear.

Q3/ The overhang beam is subjected to the uniform distributed load having an intensity of w = 40 kN.m. Determine the maximum shear stress developed in the beam. -3 m 3 m 50 mm 100 mm