Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 20° 30° 60° 3° 20° 30° 60° 3° 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 0.8 rad/s 0.6 rad/s 1 rad/s 2 rad/s 0.8 rad/s 0.6 rad/s 1 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following represents the value of resonant frequency (ωr)? (ωn) √(1-ζ²) (ωn) √(1-2ζ²) 2*(ωn) √(1-ζ²) (ωn) √(1-ζ²/2) (ωn) √(1-ζ²) (ωn) √(1-2ζ²) 2*(ωn) √(1-ζ²) (ωn) √(1-ζ²/2) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the order of a system given by 3. 4. 5. 2. 3. 4. 5. 2. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Time response for a second order control system depends on value of ξ. If ξ>1 then the system is called as under damped system. over damped system. critically damped system. undamped system . under damped system. over damped system. critically damped system. undamped system . ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the angles of asymptotes of the open loop transfer function G(s) = k(s + 1)/((s(s+2)(s+4)? 0°, 180° 60°,240° 90°,180° 90°,270° 0°, 180° 60°,240° 90°,180° 90°,270° ANSWER DOWNLOAD EXAMIANS APP