Question

Problem #3 (20%) Calculate the angle change at C using the method of virtual work or Castigliano's Theorem. The support A is fixed support and B is rigidly connected. El is constant and neglect the effect of axial deformation. B 10m 8m 100N/m

Answer 1

Solution in Criven VA frame in 2h --- ---- lom VX - 4 LOON El= constant r! My Value Okruis We know that Where, = Bending moment at xox due to applied load. Bending Moment at xxx due to unit virtual Moment at r! Ma value in Xat- C*11,

WP Origin/Member Max 1 C IGB I loon (650x²) (-1) doa - 25600 61 361 16-3200) (-1 dr 32000 T B BA - 100*8* - El EI E-3200 from equation ④ 121600 = BET 25600 32000 Da Mam dr & BEL fare mere EI Angle change at C Toer 31 19 Ant NOTE! the sign Shows That Angle is of whit moment ine clockwise in direction