Control Systems In polar plots if the critical point '-1+j0' is enclosed then the system is -------- stable marginally stable unstable critical stable stable marginally stable unstable critical stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its open loop transfer function is (2s+2)/(s+1)² (2s+1)/s² (2s+2)/s² (2s+1)/(s+1)² (2s+2)/(s+1)² (2s+1)/s² (2s+2)/s² (2s+1)/(s+1)² ANSWER DOWNLOAD EXAMIANS APP
Control Systems Open loop transfer function, band reject filter. all pass filter. band stop filter. None of these band reject filter. all pass filter. band stop filter. None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems The closed loop transfer function of a unity feedback control system is 9/(s² + 3s + 9), then the type of the system is 0 2 1 3 0 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
Control Systems When compared to a 1st order LPF, a 2nd order LPF has faster drop in filter response. higher cut off frequency. lower voltage gain. higher voltage gain. faster drop in filter response. higher cut off frequency. lower voltage gain. higher voltage gain. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Given the transfer function of a system. Which of the following characteristics does it have? Critical damped Over damped any of the above Under damped Critical damped Over damped any of the above Under damped ANSWER DOWNLOAD EXAMIANS APP
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