Control Systems The unit step error coefficient of a system with unity feedback is 1/6. 1. infinity. 0. 1/6. 1. infinity. 0. 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? 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 29.74 ra/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems A proportional plus derivative controller has high sensitivity both 1 and 2 increases the stability of the system improves the steady state accuracy has high sensitivity both 1 and 2 increases the stability of the system improves the steady state accuracy 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) ω1 = tan(Tω1) Tω1 = tan(ω1) Tω1 = cot(ω1) ω1 = cot(Tω1) ω1 = tan(Tω1) Tω1 = tan(ω1) Tω1 = cot(ω1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of a phase lead compensator is given by: G(s) = (1 + 3Ts)/(1 + Ts) where T>0. What is the maximum phase shift provided by such a compensator? 45° 90° 60° 30° 45° 90° 60° 30° 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 0 TYPE II TYPE I TYPE III TYPE 0 TYPE II TYPE I TYPE III ANSWER DOWNLOAD EXAMIANS APP