engineering recuitment UPCL AE (E&M) 2021 Mock Test Control Systems Signal Flow Graph and Block Diagram
The overall gain for the block diagram shown below is given by
1
G1G2G3G4
2
G1 + G2 + G3 + G4
3
G1G2 + G3G4
4
(G1 + G2) × (G3 + G4)
The overall gain for the block diagram shown below is given by