Control Systems A control system has open loop transfer function G(s) = k/(s(s + 2). Find the break away point? 2 1 -2 -1 2 1 -2 -1 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? Tω1 = cot(ω1) ω1 = cot(Tω1) Tω1 = tan(ω1) ω1 = tan(Tω1) Tω1 = cot(ω1) ω1 = cot(Tω1) Tω1 = tan(ω1) ω1 = tan(Tω1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is given by What are the angles of asymptotes of the root loci for k ≥ 0? 0°, 180°, 300° 0°, 120°, 240° 120°, 180°, 240° 60°, 180°, 300° 0°, 180°, 300° 0°, 120°, 240° 120°, 180°, 240° 60°, 180°, 300° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system having characteristic equation is used to be an oscillator. What is the value of k? 4 2 3 1 4 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The maximum phase lag occurs at the ------------------- of the two corner frequencies? either 1 or 2 arithmetic mean geometric mean None of these either 1 or 2 arithmetic mean geometric mean None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the angles of asymptotes of the open loop transfer function G(s) = k(s + 1)/((s(s+2)(s+4)? 90°,180° 90°,270° 0°, 180° 60°,240° 90°,180° 90°,270° 0°, 180° 60°,240° ANSWER DOWNLOAD EXAMIANS APP