Before the 2000-lb load is applied to the propped cantilever beam, there is a gap d = 0.4 in. between the beam and the roller support at B. Find all the support reactions after the load is applied. Use E = 29 x 106 psi and I = 36 in. 4. A 8 ft- B 80 2000 lb - 8 ft FIG.P7.17 C X