Control Systems Which of the following transfer functions represent under damped second order systems? 4/(s² + 2s + 4) All of these 2/(s² + 2s + 2) 1/(s² + s + 1) 4/(s² + 2s + 4) All of these 2/(s² + 2s + 2) 1/(s² + s + 1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider a point S = -3 + j4 in the s-plane. Then for a system with the open loop transfer function ? S is not on root locus S is on root locus either 1 or 2 None of these S is not on root locus S is on root locus either 1 or 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems A open loop transfer function is given as G(s) = (s+2)/(s+1)(s-1). Find the number of encirclements about '-1+j0'? 2 1 3 0 2 1 3 0 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the initial value? 3/9 3/5 1/4 0 3/9 3/5 1/4 0 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Given a unity feedback system with G(s) = k/s(s+4), the value of k for damping ratio of 0.5 is 1 4 16 64 1 4 16 64 ANSWER DOWNLOAD EXAMIANS APP
Control Systems If the bandwidth of the system is very large, the system response is None of these independent of bandwidth faster slower None of these independent of bandwidth faster slower ANSWER DOWNLOAD EXAMIANS APP