Control Systems Time response for a second order system depends on value of ξ. If ξ = 1 then the system is called as critically damped system. over damped system. undamped system. under damped system. critically damped system. over damped system. undamped system. under damped system. ANSWER DOWNLOAD EXAMIANS APP
Control Systems If two blocks having gains A and B respectively are in series connection, find the resultant gain using block diagram reduction technique? A/B A-B A+B A*B A/B A-B A+B A*B ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is give by s(s + 4)(s² + 2s + 1) + k(s + 1) = 0. Find the angle between the asymptotes? 120° 60° 180° 360° 120° 60° 180° 360° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following are the disadvantages of a closed loop control system? Oscillatory response. All of these Reduces the overall gain. Complex and costly. Oscillatory response. All of these Reduces the overall gain. Complex and costly. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feedback control system has an open loop transfer function G(s) = k/(s(s² + 7s + 12) The gain k for which s = -1 + j1 will lie on the root locus of the system is 10 5 4 6.5 10 5 4 6.5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The poles of the second order system are at -3 ± j4. The damping ratio of the system is 3/5 3/7 4/5 3/4 3/5 3/7 4/5 3/4 ANSWER DOWNLOAD EXAMIANS APP