Control Systems The system is initially critical damped. If the gain of the system is doubled, then it will exhibit undamped characteristics. over damped characteristics. critical damped characteristics. under damped characteristics. undamped characteristics. over damped characteristics. critical damped characteristics. under damped characteristics. 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/(s+1) (s+1)2/s s/(s+1)2 1/s(s+1)2 s/(s+1) (s+1)2/s s/(s+1)2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the polynomial is Routh Hurwitz, the roots of function have real parts which are to be zero/negative. none of these. the function is not real. all zeroes lie in the right half of the s-plane. the roots of function have real parts which are to be zero/negative. none of these. the function is not real. all zeroes lie in the right half of the s-plane. ANSWER DOWNLOAD EXAMIANS APP
Control Systems If the magnitude of G(jω)H(jω) at phase crossover frequency is 0.5. Find the gain margin of the given system? 1 4 0.5 2 1 4 0.5 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The second order system defined by 25/(s2 + 5s + 25) is given a step input. The time taken for the output to settle with in 2 % of input is 0.4 sec. 2 sec. 1.6 sec. 1.2 sec. 0.4 sec. 2 sec. 1.6 sec. 1.2 sec. 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 0.953 0.386 0.707 0.263 0.953 0.386 0.707 0.263 ANSWER DOWNLOAD EXAMIANS APP