Control Systems The characteristic equation of a control system is give by s(s + 4)(s² + 2s + 1) + k(s + 1) = 0. Find the angle between the asymptotes? 60° 360° 120° 180° 60° 360° 120° 180° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The angle condition used for checking whether any point lies on root locus or not is........... ± (2q) 180o. ± (2q + 1) 180o. ± (2q) 360o. ± (2q + 1) 360o. ± (2q) 180o. ± (2q + 1) 180o. ± (2q) 360o. ± (2q + 1) 360o. ANSWER DOWNLOAD EXAMIANS APP
Control Systems If two blocks having gains A and B respectively are in parallel connection, find the resultant gain using block diagram reduction technique? 2(A+B) A/B A*B A+B 2(A+B) A/B A*B A+B ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 3° 60° 20° 30° 3° 60° 20° 30° ANSWER DOWNLOAD EXAMIANS APP
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 0.25 and 2 rad/s 0.50 and 4 rad/s 0.50 and 2 rad/s 0.25 and 4 rad/s 0.25 and 2 rad/s 0.50 and 4 rad/s 0.50 and 2 rad/s 0.25 and 4 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its closed loop transfer function is (2s+1)/(s+1)² (2s+1)/s² (2s+2)/(s+1)² (2s+2)/s² (2s+1)/(s+1)² (2s+1)/s² (2s+2)/(s+1)² (2s+2)/s² ANSWER DOWNLOAD EXAMIANS APP
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