Control Systems Certain control system has input u(t) and output c(t). If the input is first passed through a block having transfer function e-s and unit gain is applied to the applied to the system. The modified output will be c(t-1).u(t) c(t)u(t) c(t-1).u(t-1) c(t).u(t-1) c(t-1).u(t) c(t)u(t) c(t-1).u(t-1) c(t).u(t-1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The type of a control system is obtained from -------------- transfer function? none of above. closed loop open loop both open loop and closed loop none of above. closed loop open loop both open loop and closed loop ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following transfer functions represent under damped second order systems? 4/(s² + 2s + 4) All of these 1/(s² + s + 1) 2/(s² + 2s + 2) 4/(s² + 2s + 4) All of these 1/(s² + s + 1) 2/(s² + 2s + 2) 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 5 sec 2 sec 4 sec 10 sec 5 sec 2 sec 4 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of a system is G(s) = 100/((s+1)(s+100)). For unit step input to the system the approximate settling time for 2% criterion is 4 sec 10 sec 400 sec 100 sec 4 sec 10 sec 400 sec 100 sec 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? 20° 3° 60° 30° 20° 3° 60° 30° ANSWER DOWNLOAD EXAMIANS APP