Prob. 1.4-9. For the beam shown in Fig. P1.4-9, determine:

(a) the reactions at supports B and C, and (b) the internal

resultants-Fo. Vo, and Mo-at section D, midway between

the supports.

1 kN

1 kN/m.

-1.2m-1.2 m

P1.4-9 and P1.4-10

2 kN/m