0 0 votes The open loop transfer function of a unity negative feedback control system is given by $G(s)=\frac{150}{s(s+9)(s+25)}$. The gain margin of the system is $10.8\;\text{dB}$ $22.3\;\text{dB}$ $34.1\;\text{dB}$ $45.6\;\text{dB}$ Control Systems gate2012-in control-systems numerical-answers + – Milicevic3306 7.9k points answer 0 reply