0 0 votes In the signal flow graph of Figure, the gain $c / r$ will be $\frac{11}{9}$ $\frac{22}{15}$ $\frac{24}{23}$ $\frac{44}{23}$ Control Systems gate1991-ec control-systems signal-flow-graph numerical-answers + – admin 529 views answer comment Share Follow Add Sync Questions Print 0 reply Please log in or register to add a comment.