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 In frequency response analysis of second order system, the error at corner frequency is -10 logξ 10 logξ -20 log2ξ 20 log2ξ -10 logξ 10 logξ -20 log2ξ 20 log2ξ ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following combinations is/are correct electrical analogous elements in force-current analogy? Force (f) --------------------- Current (i) Velocity (v) ----------------- Voltage (V) Spring element (K) --------- Inverse inductance (1/L) All of these Force (f) --------------------- Current (i) Velocity (v) ----------------- Voltage (V) Spring element (K) --------- Inverse inductance (1/L) All of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of a linear time invariant system is given as G(s) = 10/(s² + 10s + 10). The steady state value of the output of the system for step input applied at time instant t=2 sec will be undefined 1 0 infinity undefined 1 0 infinity ANSWER DOWNLOAD EXAMIANS APP
Control Systems Force balancing equation of a dash-pot element is (where, x = displacement) B d2x/dt2 B dx/dt B *x None of these B d2x/dt2 B dx/dt B *x None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 20° 3° 30° 60° 20° 3° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
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