Control Systems Given a unity feedback system with G(s) = k/s(s+4), the value of k for damping ratio of 0.5 is 16 1 4 64 16 1 4 64 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 3° 20° 30° 60° 3° 20° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Given the transfer function of a system. Which of the following characteristics does it have? Critical damped Over damped Under damped any of the above Critical damped Over damped Under damped any of the above 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 2 rad/s 1 rad/s 0.8 rad/s 0.6 rad/s 2 rad/s 1 rad/s 0.8 rad/s 0.6 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a feedback control system is given by s³ + 5s² + (k + 6)s + k = 0. In the root loci diagram, the asymptotes of the root loci for large 'k' meet at a point in the s-plane whose coordinates are (1,0) (2,0) (-2,0) (-1,0) (1,0) (2,0) (-2,0) (-1,0) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at -2,-1 -2,-2 -2+j,-2-j -2,2 -2,-1 -2,-2 -2+j,-2-j -2,2 ANSWER DOWNLOAD EXAMIANS APP