B8
Extracted text: 5 Consider the simple beam in Figure 7 with two concentrated loads, where AB-BC-CD-4m: 6kN 12kN A 12m Figure 7 a. Calculate the vertical reactions at points A and D. b. Determine shear force and bending moment as a function of distance x from the point A. с. Draw the shear-force and bending-moment diagrams.