Control Systems The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is 1/(s+1) s/(s+1) 1/s(s+1) 1/s 1/(s+1) s/(s+1) 1/s(s+1) 1/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems Negative feedback in a closed loop control system All of these reduces gain. improves disturbance rejection. reduces sensitivity to parameter variation. All of these reduces gain. improves disturbance rejection. reduces sensitivity to parameter variation. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system has poles at 0.01 Hz, 1 Hz and 80 Hz; zeros at 5 Hz, 100 Hz and 200 Hz. The approximate phase of the system response at 20 Hz is -90° 90° 180° -180° -90° 90° 180° -180° 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? 60° 45° 90° 30° 60° 45° 90° 30° ANSWER DOWNLOAD EXAMIANS APP
Control Systems First Foster form of a LC network represents which element in the beginning? Both A and B. Inductor. Capacitor. Resistor. Both A and B. Inductor. Capacitor. Resistor. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Resonant peak of a marginally stable system is infinite any of the above finite value 0 infinite any of the above finite value 0 ANSWER DOWNLOAD EXAMIANS APP