Q2 The beam shown in Figure 2 has pin supports at A and E and roller supports at joints B and С. 2.5 kip/ft 40 kip A E I в 21 D I 24 ft 24 ft 12 ft 12 ft Figure 2 a) Determine if the beam is...

Extracted text: Q2 The beam shown in Figure 2 has pin supports at A and E and roller supports at joints B and С. 2.5 kip/ft 40 kip A E I в 21 D I 24 ft 24 ft 12 ft 12 ft Figure 2 a) Determine if the beam is statically determinate or statically indeterminate and to what degree. b) Use the three-moment theorem to solve for the moments at B and C. c) Solve for the unknown reaction forces at supports. d) Sketch the shear and moment diagrams for the beam.