Control Systems The following transfer function represents a phase-lead compensator? (s+4)/(s+6) (4s+2)/(6s+1) (s+4)/(3s+6) 1/s (s+4)/(s+6) (4s+2)/(6s+1) (s+4)/(3s+6) 1/s ANSWER DOWNLOAD EXAMIANS APP
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? 360° 180° 60° 120° 360° 180° 60° 120° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is 1/(s+1) 1/s 1/s(s+1) s/(s+1) 1/(s+1) 1/s 1/s(s+1) s/(s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation has the following roots for over damped stable system? -2±j4 -2,2 -2,-4 -2,-2 -2±j4 -2,2 -2,-4 -2,-2 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? 29.74 ra/s 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 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A linear time invariant system, initially at rest when subjected to a unit step input gave response c(t) = te-t (t ≥ 0). The transfer function of the system is (s+1)2/s s/(s+1)2 1/s(s+1)2 s/(s+1) (s+1)2/s s/(s+1)2 1/s(s+1)2 s/(s+1) ANSWER DOWNLOAD EXAMIANS APP