Control Systems A transfer function has its zero in the right half of the s-plane. The function is non-minimum phase 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 ANSWER DOWNLOAD EXAMIANS APP
Control Systems When compared to a 1st order LPF, a 2nd order LPF has lower voltage gain. higher cut off frequency. higher voltage gain. faster drop in filter response. lower voltage gain. higher cut off frequency. higher voltage gain. faster drop in filter response. ANSWER DOWNLOAD EXAMIANS APP
Control Systems In frequency response analysis of second order system, the error at corner frequency is 20 log2ξ 10 logξ -20 log2ξ -10 logξ 20 log2ξ 10 logξ -20 log2ξ -10 logξ ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system is initially critical damped. If the gain of the system is doubled, then it will exhibit under damped characteristics. undamped characteristics. critical damped characteristics. over damped characteristics. under damped characteristics. undamped characteristics. critical damped characteristics. over damped characteristics. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at -2+j,-2-j -2,-1 -2,-2 -2,2 -2+j,-2-j -2,-1 -2,-2 -2,2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems To achieve the optimum transient response, the indicating instruments are so designed as to provide damping which is slightly less than the critical value. provide damping which is slightly more than the critical value. be critically damped. be undamped. provide damping which is slightly less than the critical value. provide damping which is slightly more than the critical value. be critically damped. be undamped. ANSWER DOWNLOAD EXAMIANS APP