P b cos(wt) A L B C L R2R2 V CP2 C J CF 2 ΔCΔC ΔCΔC C V CP2 G2G2 J2J2 PBPB B O G1G1 J1J1 PBPB R1R1 V CP1 A B O J CF 1 ΔAΔA The system and its representations

P b cos(wt) A L B C L An example of solving an indeterminate beam through an electronic circuit Transforming the beam to its corresponding graph representation Electrical Engineer PBPB R1R1 V CP1 A B O J CF 1 ΔAΔA R2R2 V CP2 C J CF 2 ΔCΔC

P b cos(wt) A L B C L PBPB R1R1 V CP1 A B O J CF 1 ΔAΔA R2R2 V CP2 C J CF 2 ΔCΔC Now, the graph is interpreted as a representation of an electronic circuit ΔCΔC PBPB J CF 2 C V CP2 G2G2 J2J2 B O G1G1 J1J1 PBPB R1R1 V CP1 A B O J CF 1 ΔAΔA ΔCΔC R2R2 V CP2 C J CF 2 B

P b cos(wt) A L B C L R2R2 V CP2 C J CF 2 ΔCΔC ΔCΔC PBPB C V CP2 G2G2 J2J2 B O G1G1 J1J1 PBPB R1R1 V CP1 A B O J CF 1 ΔAΔA First element of the beam and the corresponding sections in the graph and the electrical circuit Second element of the beam and the corresponding sections in the graph and the electrical circuit The support and the corresponding sections in the graph and the electrical circuit The Force at B and the corresponding sections in the graph and the electrical circuit

P b cos(wt) A L B C L R2R2 V CP2 C J CF 2 ΔCΔC ΔCΔC C V CP2 G2G2 J2J2 PBPB B O G1G1 J1J1 PBPB R1R1 V CP1 A B O J CF 1 ΔAΔA Now, the electrical engineer solves the circuit corresponding to the mechanical beam, using his knowledge in electronics. Electrical Engineer