7. A beam of span 8 m has roller support at A and hinge support at B as shown in Fig. Draw SF and BM diagrams when the beam is subjected to UDL, a concentrated load and an externally applied moment as shown in the Figure. RA 10 kN/m 20 kN 240 kN-m I 12 C 4 m +2m + 2 m 2 m Ra