For the bar shown below, find the sheer force and bending moment at point A. The cross section of the bar is constant. a = 2.5 m, b = 2.5 m, c = 2.0 m and d = 1.0 m. w = 3 kN/m and P = 13 kN.
Shear force at A (kN, regular convention):
Bending moment at A (kNm, regular convention):