# GATE Papers >> ECE >> 2011 >> Question No 50

Question No. 50

The input-output transfer function of a plant $H\left(s\right)=\frac{100}{s{\left(s+10\right)}^{2}}$  The plant is placed in a unity negative feedback configuration as shown in the figure below

The signal flow graph that DOES NOT model the plant transfer function H(s) is