Control Systems The closed loop transfer function of a system is 25/(s² + 25). The settling time of the system is ∞ sec 5 sec 1 sec 25 sec ∞ sec 5 sec 1 sec 25 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems A property of phase lead compensation is that the overshoot is increased. bandwidth of closed loop system is reduced. gain margin is reduced. rise time of closed loop system is reduced. overshoot is increased. bandwidth of closed loop system is reduced. gain margin is reduced. rise time of closed loop system is reduced. 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. under damped characteristics. over damped characteristics. critical damped characteristics. undamped characteristics. under damped characteristics. over damped characteristics. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The unit impulse response of second order system is 1/6 * e-0.8t sin(0.6t). THen the natural frequency is 0.8 rad/s 2 rad/s 0.6 rad/s 1 rad/s 0.8 rad/s 2 rad/s 0.6 rad/s 1 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If gain k is increased to infinity, then damping ratio will tend to become 0.707 infinite zero unity 0.707 infinite zero unity ANSWER DOWNLOAD EXAMIANS APP
Control Systems Sparking between the contacts can be reduced by inserting a capacitor in parallel with the contacts. a capacitor in series with the contacts. a resistor in the line. a reactor in the line. a capacitor in parallel with the contacts. a capacitor in series with the contacts. a resistor in the line. a reactor in the line. ANSWER DOWNLOAD EXAMIANS APP