Control Systems Which one of the following is the steady state error for a step input applied to a unity feedback system with the open loop transfer function G(s) = 10/(s²+14s+50)? 0 infinite 0.83 1 0 infinite 0.83 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system has a transfer function 16/(s² + 4s + 16). Find the settling time for 2% tolerance? 10 sec 4 sec 5 sec 2 sec 10 sec 4 sec 5 sec 2 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order system has peak over shoot = 50% and period of oscillations 0.2 seconds. Find the resonant frequency? 30.63 rad/s 32.16 rad/s 29.74 ra/s 31.41 rad/s 30.63 rad/s 32.16 rad/s 29.74 ra/s 31.41 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feed back system has forward transfer function The range of k for the system to be stable is 0 < k < 3900. 0 < k < 39. None of these 0 < k < 390. 0 < k < 3900. 0 < k < 39. None of these 0 < k < 390. 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 180° -180° 90° -90° 180° -180° 90° -90° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The error of a system to a ramp input is 1/5, if the type of the system is decreased by one, then the error of unit step input is 5 6/5 0.167 0.2 5 6/5 0.167 0.2 ANSWER DOWNLOAD EXAMIANS APP