Question

Q.1) The cross-section shown below of a simply supported beam is subjected to a maximum shear force of 20 kN. Determine the corresponding shearing stress at points a and b. Also determine the maximum shear stress in the cross- section and state its location 40 mm 4 mm 60 mm 14 mm 4 mm 20 mm 28 mm 20 mm

Answer 1

u m 52 mm um m 20mm ×G)( 30) + 26320 30 -bm) log廾7m) mm q44 12 12 I 2. 1 2 12653. 333 140608+125 683.38 sher shea at a 26 mm 2320 mm 20 m t.a2oxIo 2 320 nt 31914.66x 20