Control Systems A second order control system is defined by the following equation: 4 d²c(t)/dt² + 8 dc(t)/dt + 16 c(t) = 16 u(t) The damping ratio and natural frequency for this system are respectively 0.50 and 2 rad/s 0.25 and 2 rad/s 0.25 and 4 rad/s 0.50 and 4 rad/s 0.50 and 2 rad/s 0.25 and 2 rad/s 0.25 and 4 rad/s 0.50 and 4 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems A property of phase lead compensation is that the overshoot is increased. gain margin is reduced. rise time of closed loop system is reduced. bandwidth of closed loop system is reduced. overshoot is increased. gain margin is reduced. rise time of closed loop system is reduced. bandwidth of closed loop system is reduced. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The steady state error due to ramp input for a type two system is equal to zero. constant. non zero number. infinite. zero. constant. non zero number. infinite. ANSWER DOWNLOAD EXAMIANS APP
Control Systems When compared to a 1st order LPF, a 2nd order LPF has faster drop in filter response. higher cut off frequency. lower voltage gain. higher voltage gain. faster drop in filter response. higher cut off frequency. lower voltage gain. higher voltage gain. ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a lead compensator, the poles lie: on LHS before zero. on origin. on LHS. on RHS. on LHS before zero. on origin. on LHS. on RHS. 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 1 rad/s 2 rad/s 0.6 rad/s 0.8 rad/s 1 rad/s 2 rad/s 0.6 rad/s 0.8 rad/s ANSWER DOWNLOAD EXAMIANS APP
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