Control Systems The characteristic equation has the following roots for over damped stable system? -2,-2 -2±j4 -2,2 -2,-4 -2,-2 -2±j4 -2,2 -2,-4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems What is the order of a closed loop control system for a plant with a transfer function equal to G(s) = k/s²(1+Ts) and with unity feedback 3 2 1 0 3 2 1 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? 30.63 rad/s 32.16 rad/s 31.41 rad/s 29.74 ra/s 30.63 rad/s 32.16 rad/s 31.41 rad/s 29.74 ra/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which one of the following is the response y(t) of a casual LTI system described by H(s) = (s+1)/(s²+2s+2) for a given input x(t) = e-t u(t)? e-t tant*u(t) e-t cost*u(t) e-t sint*u(t) e-t cott*u(t) e-t tant*u(t) e-t cost*u(t) e-t sint*u(t) e-t cott*u(t) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The following transfer function represents a phase-lead compensator? (s+4)/(3s+6) 1/s (4s+2)/(6s+1) (s+4)/(s+6) (s+4)/(3s+6) 1/s (4s+2)/(6s+1) (s+4)/(s+6) 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° 60°, 180°, 300° 120°, 180°, 240° 0°, 120°, 240° 0°, 180°, 300° 60°, 180°, 300° 120°, 180°, 240° 0°, 120°, 240° ANSWER DOWNLOAD EXAMIANS APP