Control Systems A unity feed back system has forward transfer function The range of k for the system to be stable is 0 < k < 390. 0 < k < 3900. 0 < k < 39. None of these 0 < k < 390. 0 < k < 3900. 0 < k < 39. None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems The magnitude of a transfer function G(jω)H(jω) at gain cross over frequency is 1 infinity 0 any of the above 1 infinity 0 any of the above ANSWER DOWNLOAD EXAMIANS APP
Control Systems A ramp input applied to an unity feedback system results in 5% steady state error. The type number of the system is...........? 1 3 5 2 1 3 5 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the relation of damped natural frequency (ωd) (ωn) √(1-1/ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²) (ωn) √(1-4ζ²) (ωn) √(1-1/ζ²) (ωn) √(1-2ζ²) (ωn) √(1-ζ²) (ωn) √(1-4ζ²) 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. 1.6 sec. 1.2 sec. 2 sec. 0.4 sec. 1.6 sec. 1.2 sec. 2 sec. ANSWER DOWNLOAD EXAMIANS APP
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 0.25 and 2 rad/s 0.25 and 4 rad/s 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 2 rad/s 0.25 and 4 rad/s 0.50 and 2 rad/s 0.50 and 4 rad/s ANSWER DOWNLOAD EXAMIANS APP