Control Systems Error at corner frequency ωcf of first order control system is ------- ±3 db ±4 db ±2 db ±1 db ±3 db ±4 db ±2 db ±1 db 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 magnitude of G(jω)H(jω) at phase crossover frequency is 0.5. Find the gain margin of the given system? 0.5 1 2 4 0.5 1 2 4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Negative feedback in a closed loop control system improves disturbance rejection. All of these reduces sensitivity to parameter variation. reduces gain. improves disturbance rejection. All of these reduces sensitivity to parameter variation. reduces gain. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The graph of an electrical network has N nodes and B branches. The number of links, L with respect to the choice of a tree, is given by N - B + 1. B - N + 1. B + N. N - 2B - 1. N - B + 1. B - N + 1. B + N. N - 2B - 1. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The poles of the second order system are at -3 ± j4. The damping ratio of the system is 3/4 3/5 4/5 3/7 3/4 3/5 4/5 3/7 ANSWER DOWNLOAD EXAMIANS APP
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