Control Systems A second order control system is defined by the following equation: 4 d²c(t)/dt² + 8 dc(t)/dt + 16 c(t) = 16 u(t) The damping ratio and natural frequency for this system are respectively 0.25 and 2 rad/s 0.25 and 4 rad/s 0.50 and 4 rad/s 0.50 and 2 rad/s 0.25 and 2 rad/s 0.25 and 4 rad/s 0.50 and 4 rad/s 0.50 and 2 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems A lead compensator used for a closed loop controller has the following transfer function For such a lead compensator a > kb. a < b. b < a. a < kb. a > kb. a < b. b < a. a < kb. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The closed loop transfer function of a system is 25/(s² + 25). The settling time of the system is 1 sec 5 sec 25 sec ∞ sec 1 sec 5 sec 25 sec ∞ sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of a phase lead compensator is given by: G(s) = (1 + 3Ts)/(1 + Ts) where T>0. What is the maximum phase shift provided by such a compensator? 45° 60° 30° 90° 45° 60° 30° 90° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The output of the system has an effect upon the input quantity, then the system is a either 1 or 2. closed loop control system. open loop control system. None of these either 1 or 2. closed loop control system. open loop control system. None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems In the cauer-2 form of LC network---------is series element and --------is shunt element respectively? L and C L and L C and C C and L L and C L and L C and C C and L ANSWER DOWNLOAD EXAMIANS APP
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