Control Systems When compared to a 1st order LPF, a 2nd order LPF has lower voltage gain. faster drop in filter response. higher voltage gain. higher cut off frequency. lower voltage gain. faster drop in filter response. higher voltage gain. higher cut off frequency. ANSWER DOWNLOAD EXAMIANS APP
Control Systems An open loop control system, represented by the transfer function G ( s ) = ( s - 1 ) / ( s + 2 )( s + 3 ), is stable and of the non-minimum phase type. stable and of the minimum phase type. unstable and of the minimum phase type. unstable and of the non minimum phase type . stable and of the non-minimum phase type. stable and of the minimum phase type. unstable and of the minimum phase type. unstable and of the non minimum phase type . ANSWER DOWNLOAD EXAMIANS APP
Control Systems The low frequency and high frequency asymptotes of Bode magnitude plot are respectively -60dB/decade and -40dB/decade. What is the type of the system? TYPE III TYPE I TYPE II TYPE 0 TYPE III TYPE I TYPE II TYPE 0 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system has a transfer function 16/(s² + 4s + 16). What is the time for the first overshoot? π/√3 sec π/2√3 sec π/4√3 sec 2π/√3 sec π/√3 sec π/2√3 sec π/4√3 sec 2π/√3 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order system has peak over shoot = 50% and period of oscillations 0.2 seconds. Find the resonant frequency? 29.74 ra/s 32.16 rad/s 30.63 rad/s 31.41 rad/s 29.74 ra/s 32.16 rad/s 30.63 rad/s 31.41 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feedback control system has forward loop transfer function as e-Ts/s(s+1). Its phase value will be zero at frequency ω1. Which of the following equations should be satisfied by ω1? ω1 = cot(Tω1) Tω1 = tan(ω1) ω1 = tan(Tω1) Tω1 = cot(ω1) ω1 = cot(Tω1) Tω1 = tan(ω1) ω1 = tan(Tω1) Tω1 = cot(ω1) ANSWER DOWNLOAD EXAMIANS APP
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