Control Systems Which of the following transfer functions represent under damped second order systems? 1/(s² + s + 1) 2/(s² + 2s + 2) All of these 4/(s² + 2s + 4) 1/(s² + s + 1) 2/(s² + 2s + 2) All of these 4/(s² + 2s + 4) ANSWER DOWNLOAD EXAMIANS APP
Control Systems A linear time invariant system has an impulse response e2t for t > 0 . If initial condition are 0 and input is e3t, the output for t > 0 is e5t. e3t - e2t. e2t + e3t. e2t - e3t. e5t. e3t - e2t. e2t + e3t. e2t - e3t. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A linear time invariant system, initially at rest when subjected to a unit step input gave response c(t) = te-t (t ≥ 0). The transfer function of the system is 1/s(s+1)2 (s+1)2/s s/(s+1)2 s/(s+1) 1/s(s+1)2 (s+1)2/s s/(s+1)2 s/(s+1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system is initially critical damped. If the gain of the system is doubled, then it will exhibit over damped characteristics. critical damped characteristics. undamped characteristics. under damped characteristics. over damped characteristics. critical damped characteristics. undamped characteristics. under damped characteristics. ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a unity feedback control system open loop transfer function then position error constant is infinity. 40. 0. 20. infinity. 40. 0. 20. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback control system is G(s) = 1/((s(s+0.1s)(s+1)). The value of damping factor for which the resonant peek is equal to 1.4 is 0.707 0.386 0.953 0.263 0.707 0.386 0.953 0.263 ANSWER DOWNLOAD EXAMIANS APP