Find shear (V) and moment (M) at x = 3L/4 for the beam shown in Fig. a. Let Ma = 24 kN m, P = 48 kN, L = 6 m, and q _o = 8 kN/m. Repeat for the beam in Fig. b (first solve for the reaction moment at fixed support A).

 

MA 90 P A C D E -LI4- -L/2- L/2 -L/4 (a) 90 P A B Moment C D E LI4- release L/2 L/2 L/4 (b) PROBLEM 4.3-14