Control Systems A second order control system is defined by the following equation: 4 d²c(t)/dt² + 8 dc(t)/dt + 16 c(t) = 16 u(t) The damping ratio and natural frequency for this system are respectively 0.50 and 4 rad/s 0.50 and 2 rad/s 0.25 and 2 rad/s 0.25 and 4 rad/s 0.50 and 4 rad/s 0.50 and 2 rad/s 0.25 and 2 rad/s 0.25 and 4 rad/s 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? 120°, 180°, 240° 60°, 180°, 300° 0°, 180°, 300° 0°, 120°, 240° 120°, 180°, 240° 60°, 180°, 300° 0°, 180°, 300° 0°, 120°, 240° 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° 30° 90° 60° 45° 30° 90° 60° ANSWER DOWNLOAD EXAMIANS APP
Control Systems A linear time invariant system has an impulse response e2t for t > 0 . If initial condition are 0 and input is e3t, the output for t > 0 is e2t - e3t. e3t - e2t. e2t + e3t. e5t. e2t - e3t. e3t - e2t. e2t + e3t. e5t. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are represents the lead compensator? (s+2)/(s+1) (s+5)/(s+6) both 2 and 3 (s+2)/(s+5) (s+2)/(s+1) (s+5)/(s+6) both 2 and 3 (s+2)/(s+5) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the type of the system given by 4. 3. 1. 2. 4. 3. 1. 2. ANSWER DOWNLOAD EXAMIANS APP
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