Control Systems The Laplace transform of a transportation lag of 5 seconds is e-5s. 1/(s-5). e5s. 1/(s+5). e-5s. 1/(s-5). e5s. 1/(s+5). ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of an initally relaxed linear system is e-2tu(t). To produce a response of te-2tu(t), the input must be equal to e-tu(t). (0.5)e-2tu(t). 2e-tu(t). e-2tu(t). e-tu(t). (0.5)e-2tu(t). 2e-tu(t). e-2tu(t). ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is the correct expression for the transfer function of an electrical RC phase lag compensating network? RC/(1+RCS) C/(1+RCS) RCS/(1+RCS) 1/(1+RCS) RC/(1+RCS) C/(1+RCS) RCS/(1+RCS) 1/(1+RCS) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system is initially critical damped. If the gain of the system is doubled, then it will exhibit critical damped characteristics. undamped characteristics. over damped characteristics. under damped characteristics. critical damped characteristics. undamped characteristics. over damped characteristics. under damped characteristics. 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° 90° 30° 60° 45° 90° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The following transfer function represents a phase-lead compensator? (s+4)/(s+6) 1/s (s+4)/(3s+6) (4s+2)/(6s+1) (s+4)/(s+6) 1/s (s+4)/(3s+6) (4s+2)/(6s+1) ANSWER DOWNLOAD EXAMIANS APP