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 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 4 rad/s 0.25 and 2 rad/s 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 4 rad/s 0.25 and 2 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of the system described by d²/dt²(y(t)) + 3d/dt(y(t)) + 2y(t) = 5u(t) with u(t) as input and y(t) as output is (s²+3s+2)/5 5/s(s²+3s+2) s(s²+3s+2)/5 5/(s²+3s+2) (s²+3s+2)/5 5/s(s²+3s+2) s(s²+3s+2)/5 5/(s²+3s+2) ANSWER DOWNLOAD EXAMIANS APP
Control Systems A proportional plus integral controller has high sensitivity increases the stability of the system both 2 and 3 it increases rise time has high sensitivity increases the stability of the system both 2 and 3 it increases rise time ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the disadvantages of an open loop control system? both 1 and 2. Unreliable. None of these Inaccurate. both 1 and 2. Unreliable. None of these Inaccurate. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider a network function H(s) = 2(s+3)/{(s+2)(s+4)}. What is the steady state response due to step input? 1/2 1 4/3 3/4 1/2 1 4/3 3/4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system is initially critical damped. If the gain of the system is doubled, then it will exhibit under damped characteristics. over damped characteristics. critical damped characteristics. undamped characteristics. under damped characteristics. over damped characteristics. critical damped characteristics. undamped characteristics. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS