Control Systems A unity feedback control system has an open loop transfer function G(s) = k/(s(s² + 7s + 12) The gain k for which s = -1 + j1 will lie on the root locus of the system is 5 6.5 10 4 5 6.5 10 4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A transfer function has its zero in the right half of the s-plane. The function will give stable impulse response is positive real is minimum phase is non-minimum phase will give stable impulse response is positive real is minimum phase is non-minimum phase ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system of constant voltage and constant frequency is called _________________ system. feedback. None of these infinite. zero. feedback. None of these infinite. zero. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following are the disadvantages of a closed loop control system? Oscillatory response. Reduces the overall gain. All of these Complex and costly. Oscillatory response. Reduces the overall gain. All of these Complex and costly. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the initial value? 3/5 1/4 0 3/9 3/5 1/4 0 3/9 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are represents the lead compensator? both 2 and 3 (s+5)/(s+6) (s+2)/(s+1) (s+2)/(s+5) both 2 and 3 (s+5)/(s+6) (s+2)/(s+1) (s+2)/(s+5) ANSWER DOWNLOAD EXAMIANS APP
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